Home / 10,746.89-16,121.10-4,500.62

Finding the Fourth Proportional to 10,746.89, 16,121.10 and 4,500.62

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Solution

The fourth proportional to 10,746.89, 16,121.10 and 4,500.62 is: 6,751.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,746.89 : 16,121.10 = 4,500.62 : x
  2. Step 2: Convert to fraction form
    10,746.89/16,121.10 = 4,500.62/x
  3. Step 3: Cross multiply
    10,746.89x = 16,121.10 × 4,500.62
  4. Step 4: Simplify right side
    10,746.89x = 72,554,864.48
  5. Step 5: Solve for x
    x = 72,554,864.48/10,746.89
  6. Step 6: Final answer
    x = 6,751.25

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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.