Home / 9,741.28-13,442.94-5,549.56

Finding the Fourth Proportional to 9,741.28, 13,442.94 and 5,549.56

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Solution

The fourth proportional to 9,741.28, 13,442.94 and 5,549.56 is: 7,658.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741.28 : 13,442.94 = 5,549.56 : x
  2. Step 2: Convert to fraction form
    9,741.28/13,442.94 = 5,549.56/x
  3. Step 3: Cross multiply
    9,741.28x = 13,442.94 × 5,549.56
  4. Step 4: Simplify right side
    9,741.28x = 74,602,402.11
  5. Step 5: Solve for x
    x = 74,602,402.11/9,741.28
  6. Step 6: Final answer
    x = 7,658.38

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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.