Home / 3,417.72-5,126.94-1,470.12

Finding the Fourth Proportional to 3,417.72, 5,126.94 and 1,470.12

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Solution

The fourth proportional to 3,417.72, 5,126.94 and 1,470.12 is: 2,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.72 : 5,126.94 = 1,470.12 : x
  2. Step 2: Convert to fraction form
    3,417.72/5,126.94 = 1,470.12/x
  3. Step 3: Cross multiply
    3,417.72x = 5,126.94 × 1,470.12
  4. Step 4: Simplify right side
    3,417.72x = 7,537,217.03
  5. Step 5: Solve for x
    x = 7,537,217.03/3,417.72
  6. Step 6: Final answer
    x = 2,205.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.