Home / 4,151.61-5,729.31-2,263.20

Finding the Fourth Proportional to 4,151.61, 5,729.31 and 2,263.20

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Solution

The fourth proportional to 4,151.61, 5,729.31 and 2,263.20 is: 3,123.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,151.61 : 5,729.31 = 2,263.20 : x
  2. Step 2: Convert to fraction form
    4,151.61/5,729.31 = 2,263.20/x
  3. Step 3: Cross multiply
    4,151.61x = 5,729.31 × 2,263.20
  4. Step 4: Simplify right side
    4,151.61x = 12,966,574.39
  5. Step 5: Solve for x
    x = 12,966,574.39/4,151.61
  6. Step 6: Final answer
    x = 3,123.26

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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.