Home / 3,634.64-5,013.12-2,307.20

Finding the Fourth Proportional to 3,634.64, 5,013.12 and 2,307.20

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Solution

The fourth proportional to 3,634.64, 5,013.12 and 2,307.20 is: 3,182.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.64 : 5,013.12 = 2,307.20 : x
  2. Step 2: Convert to fraction form
    3,634.64/5,013.12 = 2,307.20/x
  3. Step 3: Cross multiply
    3,634.64x = 5,013.12 × 2,307.20
  4. Step 4: Simplify right side
    3,634.64x = 11,566,270.46
  5. Step 5: Solve for x
    x = 11,566,270.46/3,634.64
  6. Step 6: Final answer
    x = 3,182.23

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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.