Home / 9,000.39-12,421.16-5,022.27

Finding the Fourth Proportional to 9,000.39, 12,421.16 and 5,022.27

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Solution

The fourth proportional to 9,000.39, 12,421.16 and 5,022.27 is: 6,931.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,000.39 : 12,421.16 = 5,022.27 : x
  2. Step 2: Convert to fraction form
    9,000.39/12,421.16 = 5,022.27/x
  3. Step 3: Cross multiply
    9,000.39x = 12,421.16 × 5,022.27
  4. Step 4: Simplify right side
    9,000.39x = 62,382,425.17
  5. Step 5: Solve for x
    x = 62,382,425.17/9,000.39
  6. Step 6: Final answer
    x = 6,931.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.