Home / 10,377.36-15,565.08-4,135.71

Finding the Fourth Proportional to 10,377.36, 15,565.08 and 4,135.71

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Solution

The fourth proportional to 10,377.36, 15,565.08 and 4,135.71 is: 6,203.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.36 : 15,565.08 = 4,135.71 : x
  2. Step 2: Convert to fraction form
    10,377.36/15,565.08 = 4,135.71/x
  3. Step 3: Cross multiply
    10,377.36x = 15,565.08 × 4,135.71
  4. Step 4: Simplify right side
    10,377.36x = 64,372,657.01
  5. Step 5: Solve for x
    x = 64,372,657.01/10,377.36
  6. Step 6: Final answer
    x = 6,203.18

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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.