Home / 6,144.10-8,474.16-4,151.50

Finding the Fourth Proportional to 6,144.10, 8,474.16 and 4,151.50

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Solution

The fourth proportional to 6,144.10, 8,474.16 and 4,151.50 is: 5,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,144.10 : 8,474.16 = 4,151.50 : x
  2. Step 2: Convert to fraction form
    6,144.10/8,474.16 = 4,151.50/x
  3. Step 3: Cross multiply
    6,144.10x = 8,474.16 × 4,151.50
  4. Step 4: Simplify right side
    6,144.10x = 35,180,475.24
  5. Step 5: Solve for x
    x = 35,180,475.24/6,144.10
  6. Step 6: Final answer
    x = 5,725.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.