Home / 9,092.66-12,548.85-5,316.98

Finding the Fourth Proportional to 9,092.66, 12,548.85 and 5,316.98

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Solution

The fourth proportional to 9,092.66, 12,548.85 and 5,316.98 is: 7,338.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,092.66 : 12,548.85 = 5,316.98 : x
  2. Step 2: Convert to fraction form
    9,092.66/12,548.85 = 5,316.98/x
  3. Step 3: Cross multiply
    9,092.66x = 12,548.85 × 5,316.98
  4. Step 4: Simplify right side
    9,092.66x = 66,721,984.47
  5. Step 5: Solve for x
    x = 66,721,984.47/9,092.66
  6. Step 6: Final answer
    x = 7,338.00

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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.