Home / 10,549.05-15,823.76-3,153.62

Finding the Fourth Proportional to 10,549.05, 15,823.76 and 3,153.62

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Solution

The fourth proportional to 10,549.05, 15,823.76 and 3,153.62 is: 4,730.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,549.05 : 15,823.76 = 3,153.62 : x
  2. Step 2: Convert to fraction form
    10,549.05/15,823.76 = 3,153.62/x
  3. Step 3: Cross multiply
    10,549.05x = 15,823.76 × 3,153.62
  4. Step 4: Simplify right side
    10,549.05x = 49,902,031.12
  5. Step 5: Solve for x
    x = 49,902,031.12/10,549.05
  6. Step 6: Final answer
    x = 4,730.48

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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.