Home / 3,713.19-5,124.65-2,141.25

Finding the Fourth Proportional to 3,713.19, 5,124.65 and 2,141.25

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Solution

The fourth proportional to 3,713.19, 5,124.65 and 2,141.25 is: 2,955.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.19 : 5,124.65 = 2,141.25 : x
  2. Step 2: Convert to fraction form
    3,713.19/5,124.65 = 2,141.25/x
  3. Step 3: Cross multiply
    3,713.19x = 5,124.65 × 2,141.25
  4. Step 4: Simplify right side
    3,713.19x = 10,973,146.11
  5. Step 5: Solve for x
    x = 10,973,146.11/3,713.19
  6. Step 6: Final answer
    x = 2,955.18

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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.