Home / 9,108.54-13,671.30-4,729.08

Finding the Fourth Proportional to 9,108.54, 13,671.30 and 4,729.08

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Solution

The fourth proportional to 9,108.54, 13,671.30 and 4,729.08 is: 7,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108.54 : 13,671.30 = 4,729.08 : x
  2. Step 2: Convert to fraction form
    9,108.54/13,671.30 = 4,729.08/x
  3. Step 3: Cross multiply
    9,108.54x = 13,671.30 × 4,729.08
  4. Step 4: Simplify right side
    9,108.54x = 64,652,671.40
  5. Step 5: Solve for x
    x = 64,652,671.40/9,108.54
  6. Step 6: Final answer
    x = 7,098.03

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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.