Home / 1,567.10-2,349.23-1,218.53

Finding the Fourth Proportional to 1,567.10, 2,349.23 and 1,218.53

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Solution

The fourth proportional to 1,567.10, 2,349.23 and 1,218.53 is: 1,826.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.10 : 2,349.23 = 1,218.53 : x
  2. Step 2: Convert to fraction form
    1,567.10/2,349.23 = 1,218.53/x
  3. Step 3: Cross multiply
    1,567.10x = 2,349.23 × 1,218.53
  4. Step 4: Simplify right side
    1,567.10x = 2,862,607.23
  5. Step 5: Solve for x
    x = 2,862,607.23/1,567.10
  6. Step 6: Final answer
    x = 1,826.69

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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.