Home / 7,549.31-11,327.17-4,038.40

Finding the Fourth Proportional to 7,549.31, 11,327.17 and 4,038.40

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Solution

The fourth proportional to 7,549.31, 11,327.17 and 4,038.40 is: 6,059.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.31 : 11,327.17 = 4,038.40 : x
  2. Step 2: Convert to fraction form
    7,549.31/11,327.17 = 4,038.40/x
  3. Step 3: Cross multiply
    7,549.31x = 11,327.17 × 4,038.40
  4. Step 4: Simplify right side
    7,549.31x = 45,743,643.33
  5. Step 5: Solve for x
    x = 45,743,643.33/7,549.31
  6. Step 6: Final answer
    x = 6,059.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.