Home / 3,925.71-5,417.23-2,247.13

Finding the Fourth Proportional to 3,925.71, 5,417.23 and 2,247.13

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Solution

The fourth proportional to 3,925.71, 5,417.23 and 2,247.13 is: 3,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.71 : 5,417.23 = 2,247.13 : x
  2. Step 2: Convert to fraction form
    3,925.71/5,417.23 = 2,247.13/x
  3. Step 3: Cross multiply
    3,925.71x = 5,417.23 × 2,247.13
  4. Step 4: Simplify right side
    3,925.71x = 12,173,208.81
  5. Step 5: Solve for x
    x = 12,173,208.81/3,925.71
  6. Step 6: Final answer
    x = 3,100.89

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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.