Home / 3,447.72-4,754.16-3,001.68

Finding the Fourth Proportional to 3,447.72, 4,754.16 and 3,001.68

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Solution

The fourth proportional to 3,447.72, 4,754.16 and 3,001.68 is: 4,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,447.72 : 4,754.16 = 3,001.68 : x
  2. Step 2: Convert to fraction form
    3,447.72/4,754.16 = 3,001.68/x
  3. Step 3: Cross multiply
    3,447.72x = 4,754.16 × 3,001.68
  4. Step 4: Simplify right side
    3,447.72x = 14,270,466.99
  5. Step 5: Solve for x
    x = 14,270,466.99/3,447.72
  6. Step 6: Final answer
    x = 4,139.10

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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.