Home / 3,417.48-5,132.70-2,925

Finding the Fourth Proportional to 3,417.48, 5,132.70 and 2,925

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Solution

The fourth proportional to 3,417.48, 5,132.70 and 2,925 is: 4,393.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417.48 : 5,132.70 = 2,925 : x
  2. Step 2: Convert to fraction form
    3,417.48/5,132.70 = 2,925/x
  3. Step 3: Cross multiply
    3,417.48x = 5,132.70 × 2,925
  4. Step 4: Simplify right side
    3,417.48x = 15,013,147.50
  5. Step 5: Solve for x
    x = 15,013,147.50/3,417.48
  6. Step 6: Final answer
    x = 4,393.05

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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.