Home / 7,688.25-10,610.10-4,332.42

Finding the Fourth Proportional to 7,688.25, 10,610.10 and 4,332.42

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Solution

The fourth proportional to 7,688.25, 10,610.10 and 4,332.42 is: 5,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.25 : 10,610.10 = 4,332.42 : x
  2. Step 2: Convert to fraction form
    7,688.25/10,610.10 = 4,332.42/x
  3. Step 3: Cross multiply
    7,688.25x = 10,610.10 × 4,332.42
  4. Step 4: Simplify right side
    7,688.25x = 45,967,409.44
  5. Step 5: Solve for x
    x = 45,967,409.44/7,688.25
  6. Step 6: Final answer
    x = 5,978.92

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1.5x scale

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.