Home / 7,410.93-11,116.40-2,970.63

Finding the Fourth Proportional to 7,410.93, 11,116.40 and 2,970.63

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Solution

The fourth proportional to 7,410.93, 11,116.40 and 2,970.63 is: 4,455.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.93 : 11,116.40 = 2,970.63 : x
  2. Step 2: Convert to fraction form
    7,410.93/11,116.40 = 2,970.63/x
  3. Step 3: Cross multiply
    7,410.93x = 11,116.40 × 2,970.63
  4. Step 4: Simplify right side
    7,410.93x = 33,022,696.48
  5. Step 5: Solve for x
    x = 33,022,696.48/7,410.93
  6. Step 6: Final answer
    x = 4,455.95

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Double scale
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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.