Home / 4,439.76-6,660.28-1,362

Finding the Fourth Proportional to 4,439.76, 6,660.28 and 1,362

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Solution

The fourth proportional to 4,439.76, 6,660.28 and 1,362 is: 2,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.76 : 6,660.28 = 1,362 : x
  2. Step 2: Convert to fraction form
    4,439.76/6,660.28 = 1,362/x
  3. Step 3: Cross multiply
    4,439.76x = 6,660.28 × 1,362
  4. Step 4: Simplify right side
    4,439.76x = 9,071,301.36
  5. Step 5: Solve for x
    x = 9,071,301.36/4,439.76
  6. Step 6: Final answer
    x = 2,043.20

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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.