Home / 6,549.96-9,038.16-3,717.66

Finding the Fourth Proportional to 6,549.96, 9,038.16 and 3,717.66

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Solution

The fourth proportional to 6,549.96, 9,038.16 and 3,717.66 is: 5,129.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,549.96 : 9,038.16 = 3,717.66 : x
  2. Step 2: Convert to fraction form
    6,549.96/9,038.16 = 3,717.66/x
  3. Step 3: Cross multiply
    6,549.96x = 9,038.16 × 3,717.66
  4. Step 4: Simplify right side
    6,549.96x = 33,600,805.91
  5. Step 5: Solve for x
    x = 33,600,805.91/6,549.96
  6. Step 6: Final answer
    x = 5,129.93

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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.