Home / 3,843.19-5,302.02-2,426.32

Finding the Fourth Proportional to 3,843.19, 5,302.02 and 2,426.32

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Solution

The fourth proportional to 3,843.19, 5,302.02 and 2,426.32 is: 3,347.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,843.19 : 5,302.02 = 2,426.32 : x
  2. Step 2: Convert to fraction form
    3,843.19/5,302.02 = 2,426.32/x
  3. Step 3: Cross multiply
    3,843.19x = 5,302.02 × 2,426.32
  4. Step 4: Simplify right side
    3,843.19x = 12,864,397.17
  5. Step 5: Solve for x
    x = 12,864,397.17/3,843.19
  6. Step 6: Final answer
    x = 3,347.32

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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.