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Finding the Fourth Proportional to 8,729.00, 12,046.01 and 4,750.10

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Solution

The fourth proportional to 8,729.00, 12,046.01 and 4,750.10 is: 6,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,729.00 : 12,046.01 = 4,750.10 : x
  2. Step 2: Convert to fraction form
    8,729.00/12,046.01 = 4,750.10/x
  3. Step 3: Cross multiply
    8,729.00x = 12,046.01 × 4,750.10
  4. Step 4: Simplify right side
    8,729.00x = 57,219,728.35
  5. Step 5: Solve for x
    x = 57,219,728.35/8,729.00
  6. Step 6: Final answer
    x = 6,555.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.