Home / 6,444.05-9,677.10-3,959.81

Finding the Fourth Proportional to 6,444.05, 9,677.10 and 3,959.81

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Solution

The fourth proportional to 6,444.05, 9,677.10 and 3,959.81 is: 5,946.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.05 : 9,677.10 = 3,959.81 : x
  2. Step 2: Convert to fraction form
    6,444.05/9,677.10 = 3,959.81/x
  3. Step 3: Cross multiply
    6,444.05x = 9,677.10 × 3,959.81
  4. Step 4: Simplify right side
    6,444.05x = 38,319,428.97
  5. Step 5: Solve for x
    x = 38,319,428.97/6,444.05
  6. Step 6: Final answer
    x = 5,946.49

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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.