Home / 9,001.14-13,490.55-5,097.48

Finding the Fourth Proportional to 9,001.14, 13,490.55 and 5,097.48

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Solution

The fourth proportional to 9,001.14, 13,490.55 and 5,097.48 is: 7,639.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.14 : 13,490.55 = 5,097.48 : x
  2. Step 2: Convert to fraction form
    9,001.14/13,490.55 = 5,097.48/x
  3. Step 3: Cross multiply
    9,001.14x = 13,490.55 × 5,097.48
  4. Step 4: Simplify right side
    9,001.14x = 68,767,808.81
  5. Step 5: Solve for x
    x = 68,767,808.81/9,001.14
  6. Step 6: Final answer
    x = 7,639.90

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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.