Home / 2,554.47-3,524.85-1,435.28

Finding the Fourth Proportional to 2,554.47, 3,524.85 and 1,435.28

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Solution

The fourth proportional to 2,554.47, 3,524.85 and 1,435.28 is: 1,980.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,554.47 : 3,524.85 = 1,435.28 : x
  2. Step 2: Convert to fraction form
    2,554.47/3,524.85 = 1,435.28/x
  3. Step 3: Cross multiply
    2,554.47x = 3,524.85 × 1,435.28
  4. Step 4: Simplify right side
    2,554.47x = 5,059,129.08
  5. Step 5: Solve for x
    x = 5,059,129.08/2,554.47
  6. Step 6: Final answer
    x = 1,980.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.