Home / 1,454.86-2,180.32-1,043.08

Finding the Fourth Proportional to 1,454.86, 2,180.32 and 1,043.08

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Solution

The fourth proportional to 1,454.86, 2,180.32 and 1,043.08 is: 1,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454.86 : 2,180.32 = 1,043.08 : x
  2. Step 2: Convert to fraction form
    1,454.86/2,180.32 = 1,043.08/x
  3. Step 3: Cross multiply
    1,454.86x = 2,180.32 × 1,043.08
  4. Step 4: Simplify right side
    1,454.86x = 2,274,240.13
  5. Step 5: Solve for x
    x = 2,274,240.13/1,454.86
  6. Step 6: Final answer
    x = 1,563.20

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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.