Home / 5,439.17-7,503.38-3,549.87

Finding the Fourth Proportional to 5,439.17, 7,503.38 and 3,549.87

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Solution

The fourth proportional to 5,439.17, 7,503.38 and 3,549.87 is: 4,897.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.17 : 7,503.38 = 3,549.87 : x
  2. Step 2: Convert to fraction form
    5,439.17/7,503.38 = 3,549.87/x
  3. Step 3: Cross multiply
    5,439.17x = 7,503.38 × 3,549.87
  4. Step 4: Simplify right side
    5,439.17x = 26,636,005.81
  5. Step 5: Solve for x
    x = 26,636,005.81/5,439.17
  6. Step 6: Final answer
    x = 4,897.08

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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.