Home / 2,427.24-3,641.48-1,763.40

Finding the Fourth Proportional to 2,427.24, 3,641.48 and 1,763.40

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Solution

The fourth proportional to 2,427.24, 3,641.48 and 1,763.40 is: 2,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,427.24 : 3,641.48 = 1,763.40 : x
  2. Step 2: Convert to fraction form
    2,427.24/3,641.48 = 1,763.40/x
  3. Step 3: Cross multiply
    2,427.24x = 3,641.48 × 1,763.40
  4. Step 4: Simplify right side
    2,427.24x = 6,421,385.83
  5. Step 5: Solve for x
    x = 6,421,385.83/2,427.24
  6. Step 6: Final answer
    x = 2,645.55

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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.