Home / 6,444.56-9,666.88-2,981.36

Finding the Fourth Proportional to 6,444.56, 9,666.88 and 2,981.36

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Solution

The fourth proportional to 6,444.56, 9,666.88 and 2,981.36 is: 4,472.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,444.56 : 9,666.88 = 2,981.36 : x
  2. Step 2: Convert to fraction form
    6,444.56/9,666.88 = 2,981.36/x
  3. Step 3: Cross multiply
    6,444.56x = 9,666.88 × 2,981.36
  4. Step 4: Simplify right side
    6,444.56x = 28,820,449.36
  5. Step 5: Solve for x
    x = 28,820,449.36/6,444.56
  6. Step 6: Final answer
    x = 4,472.06

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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.