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Finding the Fourth Proportional to 9,477.01, 14,209.44 and 3,934.18

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Solution

The fourth proportional to 9,477.01, 14,209.44 and 3,934.18 is: 5,898.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,477.01 : 14,209.44 = 3,934.18 : x
  2. Step 2: Convert to fraction form
    9,477.01/14,209.44 = 3,934.18/x
  3. Step 3: Cross multiply
    9,477.01x = 14,209.44 × 3,934.18
  4. Step 4: Simplify right side
    9,477.01x = 55,902,497.67
  5. Step 5: Solve for x
    x = 55,902,497.67/9,477.01
  6. Step 6: Final answer
    x = 5,898.75

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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.