Home / 9,624.60-14,436.96-4,931.28

Finding the Fourth Proportional to 9,624.60, 14,436.96 and 4,931.28

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Solution

The fourth proportional to 9,624.60, 14,436.96 and 4,931.28 is: 7,396.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,624.60 : 14,436.96 = 4,931.28 : x
  2. Step 2: Convert to fraction form
    9,624.60/14,436.96 = 4,931.28/x
  3. Step 3: Cross multiply
    9,624.60x = 14,436.96 × 4,931.28
  4. Step 4: Simplify right side
    9,624.60x = 71,192,692.11
  5. Step 5: Solve for x
    x = 71,192,692.11/9,624.60
  6. Step 6: Final answer
    x = 7,396.95

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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.