Home / 7,658.18-10,568.02-4,679.00

Finding the Fourth Proportional to 7,658.18, 10,568.02 and 4,679.00

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Solution

The fourth proportional to 7,658.18, 10,568.02 and 4,679.00 is: 6,456.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,658.18 : 10,568.02 = 4,679.00 : x
  2. Step 2: Convert to fraction form
    7,658.18/10,568.02 = 4,679.00/x
  3. Step 3: Cross multiply
    7,658.18x = 10,568.02 × 4,679.00
  4. Step 4: Simplify right side
    7,658.18x = 49,447,749.45
  5. Step 5: Solve for x
    x = 49,447,749.45/7,658.18
  6. Step 6: Final answer
    x = 6,456.85

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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.