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Finding the Fourth Proportional to 9,620.58, 14,439.12 and 4,363.62

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Solution

The fourth proportional to 9,620.58, 14,439.12 and 4,363.62 is: 6,549.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,620.58 : 14,439.12 = 4,363.62 : x
  2. Step 2: Convert to fraction form
    9,620.58/14,439.12 = 4,363.62/x
  3. Step 3: Cross multiply
    9,620.58x = 14,439.12 × 4,363.62
  4. Step 4: Simplify right side
    9,620.58x = 63,006,832.81
  5. Step 5: Solve for x
    x = 63,006,832.81/9,620.58
  6. Step 6: Final answer
    x = 6,549.17

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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.