Home / 1,610.11-2,415.35-569.90

Finding the Fourth Proportional to 1,610.11, 2,415.35 and 569.90

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Solution

The fourth proportional to 1,610.11, 2,415.35 and 569.90 is: 854.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.11 : 2,415.35 = 569.90 : x
  2. Step 2: Convert to fraction form
    1,610.11/2,415.35 = 569.90/x
  3. Step 3: Cross multiply
    1,610.11x = 2,415.35 × 569.90
  4. Step 4: Simplify right side
    1,610.11x = 1,376,515.43
  5. Step 5: Solve for x
    x = 1,376,515.43/1,610.11
  6. Step 6: Final answer
    x = 854.92

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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.