Home / 9,011.28-13,507.64-3,463.12

Finding the Fourth Proportional to 9,011.28, 13,507.64 and 3,463.12

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Solution

The fourth proportional to 9,011.28, 13,507.64 and 3,463.12 is: 5,191.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011.28 : 13,507.64 = 3,463.12 : x
  2. Step 2: Convert to fraction form
    9,011.28/13,507.64 = 3,463.12/x
  3. Step 3: Cross multiply
    9,011.28x = 13,507.64 × 3,463.12
  4. Step 4: Simplify right side
    9,011.28x = 46,778,578.24
  5. Step 5: Solve for x
    x = 46,778,578.24/9,011.28
  6. Step 6: Final answer
    x = 5,191.11

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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.