Home / 10,134.04-15,196.20-4,287.46

Finding the Fourth Proportional to 10,134.04, 15,196.20 and 4,287.46

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Solution

The fourth proportional to 10,134.04, 15,196.20 and 4,287.46 is: 6,429.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,134.04 : 15,196.20 = 4,287.46 : x
  2. Step 2: Convert to fraction form
    10,134.04/15,196.20 = 4,287.46/x
  3. Step 3: Cross multiply
    10,134.04x = 15,196.20 × 4,287.46
  4. Step 4: Simplify right side
    10,134.04x = 65,153,099.65
  5. Step 5: Solve for x
    x = 65,153,099.65/10,134.04
  6. Step 6: Final answer
    x = 6,429.13

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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.