Home / 9,092.81-12,548.30-5,557.97

Finding the Fourth Proportional to 9,092.81, 12,548.30 and 5,557.97

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Solution

The fourth proportional to 9,092.81, 12,548.30 and 5,557.97 is: 7,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.81 : 12,548.30 = 5,557.97 : x
  2. Step 2: Convert to fraction form
    9,092.81/12,548.30 = 5,557.97/x
  3. Step 3: Cross multiply
    9,092.81x = 12,548.30 × 5,557.97
  4. Step 4: Simplify right side
    9,092.81x = 69,743,078.53
  5. Step 5: Solve for x
    x = 69,743,078.53/9,092.81
  6. Step 6: Final answer
    x = 7,670.13

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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.