Home / 10,121.04-15,162.04-5,725.04

Finding the Fourth Proportional to 10,121.04, 15,162.04 and 5,725.04

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Solution

The fourth proportional to 10,121.04, 15,162.04 and 5,725.04 is: 8,576.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,121.04 : 15,162.04 = 5,725.04 : x
  2. Step 2: Convert to fraction form
    10,121.04/15,162.04 = 5,725.04/x
  3. Step 3: Cross multiply
    10,121.04x = 15,162.04 × 5,725.04
  4. Step 4: Simplify right side
    10,121.04x = 86,803,285.48
  5. Step 5: Solve for x
    x = 86,803,285.48/10,121.04
  6. Step 6: Final answer
    x = 8,576.52

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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.