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Finding the Fourth Proportional to 9,651.46, 14,479.93 and 4,974.90

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Solution

The fourth proportional to 9,651.46, 14,479.93 and 4,974.90 is: 7,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651.46 : 14,479.93 = 4,974.90 : x
  2. Step 2: Convert to fraction form
    9,651.46/14,479.93 = 4,974.90/x
  3. Step 3: Cross multiply
    9,651.46x = 14,479.93 × 4,974.90
  4. Step 4: Simplify right side
    9,651.46x = 72,036,131.36
  5. Step 5: Solve for x
    x = 72,036,131.36/9,651.46
  6. Step 6: Final answer
    x = 7,463.75

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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.