Home / 4,140.59-5,711.72-2,625.35

Finding the Fourth Proportional to 4,140.59, 5,711.72 and 2,625.35

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Solution

The fourth proportional to 4,140.59, 5,711.72 and 2,625.35 is: 3,621.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140.59 : 5,711.72 = 2,625.35 : x
  2. Step 2: Convert to fraction form
    4,140.59/5,711.72 = 2,625.35/x
  3. Step 3: Cross multiply
    4,140.59x = 5,711.72 × 2,625.35
  4. Step 4: Simplify right side
    4,140.59x = 14,995,222.42
  5. Step 5: Solve for x
    x = 14,995,222.42/4,140.59
  6. Step 6: Final answer
    x = 3,621.52

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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.