Home / 1,867.23-2,801.25-1,045.08

Finding the Fourth Proportional to 1,867.23, 2,801.25 and 1,045.08

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Solution

The fourth proportional to 1,867.23, 2,801.25 and 1,045.08 is: 1,567.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867.23 : 2,801.25 = 1,045.08 : x
  2. Step 2: Convert to fraction form
    1,867.23/2,801.25 = 1,045.08/x
  3. Step 3: Cross multiply
    1,867.23x = 2,801.25 × 1,045.08
  4. Step 4: Simplify right side
    1,867.23x = 2,927,530.35
  5. Step 5: Solve for x
    x = 2,927,530.35/1,867.23
  6. Step 6: Final answer
    x = 1,567.85

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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.