Home / 3,717.30-5,577.56-1,408.26

Finding the Fourth Proportional to 3,717.30, 5,577.56 and 1,408.26

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Solution

The fourth proportional to 3,717.30, 5,577.56 and 1,408.26 is: 2,113.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.30 : 5,577.56 = 1,408.26 : x
  2. Step 2: Convert to fraction form
    3,717.30/5,577.56 = 1,408.26/x
  3. Step 3: Cross multiply
    3,717.30x = 5,577.56 × 1,408.26
  4. Step 4: Simplify right side
    3,717.30x = 7,854,654.65
  5. Step 5: Solve for x
    x = 7,854,654.65/3,717.30
  6. Step 6: Final answer
    x = 2,113.00

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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.