Home / 6,442.50-9,661.29-2,746.46

Finding the Fourth Proportional to 6,442.50, 9,661.29 and 2,746.46

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Solution

The fourth proportional to 6,442.50, 9,661.29 and 2,746.46 is: 4,118.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,442.50 : 9,661.29 = 2,746.46 : x
  2. Step 2: Convert to fraction form
    6,442.50/9,661.29 = 2,746.46/x
  3. Step 3: Cross multiply
    6,442.50x = 9,661.29 × 2,746.46
  4. Step 4: Simplify right side
    6,442.50x = 26,534,346.53
  5. Step 5: Solve for x
    x = 26,534,346.53/6,442.50
  6. Step 6: Final answer
    x = 4,118.64

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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.