Home / 4,127.06-5,693-2,447.40

Finding the Fourth Proportional to 4,127.06, 5,693 and 2,447.40

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Solution

The fourth proportional to 4,127.06, 5,693 and 2,447.40 is: 3,376.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.06 : 5,693 = 2,447.40 : x
  2. Step 2: Convert to fraction form
    4,127.06/5,693 = 2,447.40/x
  3. Step 3: Cross multiply
    4,127.06x = 5,693 × 2,447.40
  4. Step 4: Simplify right side
    4,127.06x = 13,933,048.20
  5. Step 5: Solve for x
    x = 13,933,048.20/4,127.06
  6. Step 6: Final answer
    x = 3,376.02

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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.