Home / 4,077.32-6,116.09-1,155.65

Finding the Fourth Proportional to 4,077.32, 6,116.09 and 1,155.65

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Solution

The fourth proportional to 4,077.32, 6,116.09 and 1,155.65 is: 1,733.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.32 : 6,116.09 = 1,155.65 : x
  2. Step 2: Convert to fraction form
    4,077.32/6,116.09 = 1,155.65/x
  3. Step 3: Cross multiply
    4,077.32x = 6,116.09 × 1,155.65
  4. Step 4: Simplify right side
    4,077.32x = 7,068,023.05
  5. Step 5: Solve for x
    x = 7,068,023.05/4,077.32
  6. Step 6: Final answer
    x = 1,733.50

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Half scale
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Double scale
Find fourth proportional to 4,078.32, 6,117.59 and 1,156.65
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.