Home / 9,344.64-12,895.47-5,365.92

Finding the Fourth Proportional to 9,344.64, 12,895.47 and 5,365.92

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Solution

The fourth proportional to 9,344.64, 12,895.47 and 5,365.92 is: 7,404.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,344.64 : 12,895.47 = 5,365.92 : x
  2. Step 2: Convert to fraction form
    9,344.64/12,895.47 = 5,365.92/x
  3. Step 3: Cross multiply
    9,344.64x = 12,895.47 × 5,365.92
  4. Step 4: Simplify right side
    9,344.64x = 69,196,060.38
  5. Step 5: Solve for x
    x = 69,196,060.38/9,344.64
  6. Step 6: Final answer
    x = 7,404.89

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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.