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Finding the Fourth Proportional to 9,637.40, 14,456.90 and 3,063.40

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Solution

The fourth proportional to 9,637.40, 14,456.90 and 3,063.40 is: 4,595.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,637.40 : 14,456.90 = 3,063.40 : x
  2. Step 2: Convert to fraction form
    9,637.40/14,456.90 = 3,063.40/x
  3. Step 3: Cross multiply
    9,637.40x = 14,456.90 × 3,063.40
  4. Step 4: Simplify right side
    9,637.40x = 44,287,267.46
  5. Step 5: Solve for x
    x = 44,287,267.46/9,637.40
  6. Step 6: Final answer
    x = 4,595.35

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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.