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Finding the Fourth Proportional to 9,937.01, 14,904.74 and 4,390.54

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Solution

The fourth proportional to 9,937.01, 14,904.74 and 4,390.54 is: 6,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,937.01 : 14,904.74 = 4,390.54 : x
  2. Step 2: Convert to fraction form
    9,937.01/14,904.74 = 4,390.54/x
  3. Step 3: Cross multiply
    9,937.01x = 14,904.74 × 4,390.54
  4. Step 4: Simplify right side
    9,937.01x = 65,439,830.87
  5. Step 5: Solve for x
    x = 65,439,830.87/9,937.01
  6. Step 6: Final answer
    x = 6,585.46

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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.