Home / 7,411.66-11,116.20-2,480.62

Finding the Fourth Proportional to 7,411.66, 11,116.20 and 2,480.62

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Solution

The fourth proportional to 7,411.66, 11,116.20 and 2,480.62 is: 3,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411.66 : 11,116.20 = 2,480.62 : x
  2. Step 2: Convert to fraction form
    7,411.66/11,116.20 = 2,480.62/x
  3. Step 3: Cross multiply
    7,411.66x = 11,116.20 × 2,480.62
  4. Step 4: Simplify right side
    7,411.66x = 27,575,068.04
  5. Step 5: Solve for x
    x = 27,575,068.04/7,411.66
  6. Step 6: Final answer
    x = 3,720.50

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Half scale
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Double scale
Find fourth proportional to 7,412.66, 11,117.70 and 2,481.62
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.