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Finding the Fourth Proportional to 4,639.11, 6,962.54 and 4,347.17

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Solution

The fourth proportional to 4,639.11, 6,962.54 and 4,347.17 is: 6,524.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.11 : 6,962.54 = 4,347.17 : x
  2. Step 2: Convert to fraction form
    4,639.11/6,962.54 = 4,347.17/x
  3. Step 3: Cross multiply
    4,639.11x = 6,962.54 × 4,347.17
  4. Step 4: Simplify right side
    4,639.11x = 30,267,345.01
  5. Step 5: Solve for x
    x = 30,267,345.01/4,639.11
  6. Step 6: Final answer
    x = 6,524.39

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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.