Home / 3,630.32-5,020.08-2,943.44

Finding the Fourth Proportional to 3,630.32, 5,020.08 and 2,943.44

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Solution

The fourth proportional to 3,630.32, 5,020.08 and 2,943.44 is: 4,070.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630.32 : 5,020.08 = 2,943.44 : x
  2. Step 2: Convert to fraction form
    3,630.32/5,020.08 = 2,943.44/x
  3. Step 3: Cross multiply
    3,630.32x = 5,020.08 × 2,943.44
  4. Step 4: Simplify right side
    3,630.32x = 14,776,304.28
  5. Step 5: Solve for x
    x = 14,776,304.28/3,630.32
  6. Step 6: Final answer
    x = 4,070.25

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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.