Home / 10,479.04-15,721.06-3,083.74

Finding the Fourth Proportional to 10,479.04, 15,721.06 and 3,083.74

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Solution

The fourth proportional to 10,479.04, 15,721.06 and 3,083.74 is: 4,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479.04 : 15,721.06 = 3,083.74 : x
  2. Step 2: Convert to fraction form
    10,479.04/15,721.06 = 3,083.74/x
  3. Step 3: Cross multiply
    10,479.04x = 15,721.06 × 3,083.74
  4. Step 4: Simplify right side
    10,479.04x = 48,479,677.36
  5. Step 5: Solve for x
    x = 48,479,677.36/10,479.04
  6. Step 6: Final answer
    x = 4,626.35

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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.