Home / 4,135.60-5,708.02-2,543.59

Finding the Fourth Proportional to 4,135.60, 5,708.02 and 2,543.59

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Solution

The fourth proportional to 4,135.60, 5,708.02 and 2,543.59 is: 3,510.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,135.60 : 5,708.02 = 2,543.59 : x
  2. Step 2: Convert to fraction form
    4,135.60/5,708.02 = 2,543.59/x
  3. Step 3: Cross multiply
    4,135.60x = 5,708.02 × 2,543.59
  4. Step 4: Simplify right side
    4,135.60x = 14,518,849.87
  5. Step 5: Solve for x
    x = 14,518,849.87/4,135.60
  6. Step 6: Final answer
    x = 3,510.70

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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.