Home / 4,255.80-6,366.42-3,152.40

Finding the Fourth Proportional to 4,255.80, 6,366.42 and 3,152.40

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Solution

The fourth proportional to 4,255.80, 6,366.42 and 3,152.40 is: 4,715.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.80 : 6,366.42 = 3,152.40 : x
  2. Step 2: Convert to fraction form
    4,255.80/6,366.42 = 3,152.40/x
  3. Step 3: Cross multiply
    4,255.80x = 6,366.42 × 3,152.40
  4. Step 4: Simplify right side
    4,255.80x = 20,069,502.41
  5. Step 5: Solve for x
    x = 20,069,502.41/4,255.80
  6. Step 6: Final answer
    x = 4,715.80

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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.