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Finding the Fourth Proportional to 8,677.98, 13,017.24 and 3,746.70

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Solution

The fourth proportional to 8,677.98, 13,017.24 and 3,746.70 is: 5,620.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.98 : 13,017.24 = 3,746.70 : x
  2. Step 2: Convert to fraction form
    8,677.98/13,017.24 = 3,746.70/x
  3. Step 3: Cross multiply
    8,677.98x = 13,017.24 × 3,746.70
  4. Step 4: Simplify right side
    8,677.98x = 48,771,693.11
  5. Step 5: Solve for x
    x = 48,771,693.11/8,677.98
  6. Step 6: Final answer
    x = 5,620.17

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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.