Home / 1,217.19-1,826.28-567.53

Finding the Fourth Proportional to 1,217.19, 1,826.28 and 567.53

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Solution

The fourth proportional to 1,217.19, 1,826.28 and 567.53 is: 851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217.19 : 1,826.28 = 567.53 : x
  2. Step 2: Convert to fraction form
    1,217.19/1,826.28 = 567.53/x
  3. Step 3: Cross multiply
    1,217.19x = 1,826.28 × 567.53
  4. Step 4: Simplify right side
    1,217.19x = 1,036,459.56
  5. Step 5: Solve for x
    x = 1,036,459.56/1,217.19
  6. Step 6: Final answer
    x = 851.52

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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.