Home / 6,665.52-9,985.28-4,350

Finding the Fourth Proportional to 6,665.52, 9,985.28 and 4,350

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Solution

The fourth proportional to 6,665.52, 9,985.28 and 4,350 is: 6,516.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.52 : 9,985.28 = 4,350 : x
  2. Step 2: Convert to fraction form
    6,665.52/9,985.28 = 4,350/x
  3. Step 3: Cross multiply
    6,665.52x = 9,985.28 × 4,350
  4. Step 4: Simplify right side
    6,665.52x = 43,435,968
  5. Step 5: Solve for x
    x = 43,435,968/6,665.52
  6. Step 6: Final answer
    x = 6,516.52

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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.