Home / 10,144.08-15,217.74-4,300.74

Finding the Fourth Proportional to 10,144.08, 15,217.74 and 4,300.74

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Solution

The fourth proportional to 10,144.08, 15,217.74 and 4,300.74 is: 6,451.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,144.08 : 15,217.74 = 4,300.74 : x
  2. Step 2: Convert to fraction form
    10,144.08/15,217.74 = 4,300.74/x
  3. Step 3: Cross multiply
    10,144.08x = 15,217.74 × 4,300.74
  4. Step 4: Simplify right side
    10,144.08x = 65,447,543.13
  5. Step 5: Solve for x
    x = 65,447,543.13/10,144.08
  6. Step 6: Final answer
    x = 6,451.80

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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.