Home / 10,133.28-15,198.15-4,585.32

Finding the Fourth Proportional to 10,133.28, 15,198.15 and 4,585.32

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Solution

The fourth proportional to 10,133.28, 15,198.15 and 4,585.32 is: 6,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.28 : 15,198.15 = 4,585.32 : x
  2. Step 2: Convert to fraction form
    10,133.28/15,198.15 = 4,585.32/x
  3. Step 3: Cross multiply
    10,133.28x = 15,198.15 × 4,585.32
  4. Step 4: Simplify right side
    10,133.28x = 69,688,381.16
  5. Step 5: Solve for x
    x = 69,688,381.16/10,133.28
  6. Step 6: Final answer
    x = 6,877.18

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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.