Home / 3,410.60-5,113.67-1,559.15

Finding the Fourth Proportional to 3,410.60, 5,113.67 and 1,559.15

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Solution

The fourth proportional to 3,410.60, 5,113.67 and 1,559.15 is: 2,337.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.60 : 5,113.67 = 1,559.15 : x
  2. Step 2: Convert to fraction form
    3,410.60/5,113.67 = 1,559.15/x
  3. Step 3: Cross multiply
    3,410.60x = 5,113.67 × 1,559.15
  4. Step 4: Simplify right side
    3,410.60x = 7,972,953.01
  5. Step 5: Solve for x
    x = 7,972,953.01/3,410.60
  6. Step 6: Final answer
    x = 2,337.70

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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.