Home / 3,925.55-5,417.22-2,246.87

Finding the Fourth Proportional to 3,925.55, 5,417.22 and 2,246.87

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Solution

The fourth proportional to 3,925.55, 5,417.22 and 2,246.87 is: 3,100.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.55 : 5,417.22 = 2,246.87 : x
  2. Step 2: Convert to fraction form
    3,925.55/5,417.22 = 2,246.87/x
  3. Step 3: Cross multiply
    3,925.55x = 5,417.22 × 2,246.87
  4. Step 4: Simplify right side
    3,925.55x = 12,171,762.02
  5. Step 5: Solve for x
    x = 12,171,762.02/3,925.55
  6. Step 6: Final answer
    x = 3,100.66

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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.