Home / 6,540.48-9,802.22-2,642.76

Finding the Fourth Proportional to 6,540.48, 9,802.22 and 2,642.76

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Solution

The fourth proportional to 6,540.48, 9,802.22 and 2,642.76 is: 3,960.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.48 : 9,802.22 = 2,642.76 : x
  2. Step 2: Convert to fraction form
    6,540.48/9,802.22 = 2,642.76/x
  3. Step 3: Cross multiply
    6,540.48x = 9,802.22 × 2,642.76
  4. Step 4: Simplify right side
    6,540.48x = 25,904,901.71
  5. Step 5: Solve for x
    x = 25,904,901.71/6,540.48
  6. Step 6: Final answer
    x = 3,960.70

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1.5x scale

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.