Home / 6,762-9,332.40-4,110.32

Finding the Fourth Proportional to 6,762, 9,332.40 and 4,110.32

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Solution

The fourth proportional to 6,762, 9,332.40 and 4,110.32 is: 5,672.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762 : 9,332.40 = 4,110.32 : x
  2. Step 2: Convert to fraction form
    6,762/9,332.40 = 4,110.32/x
  3. Step 3: Cross multiply
    6,762x = 9,332.40 × 4,110.32
  4. Step 4: Simplify right side
    6,762x = 38,359,150.37
  5. Step 5: Solve for x
    x = 38,359,150.37/6,762
  6. Step 6: Final answer
    x = 5,672.75

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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.