Home / 3,573.64-5,357.20-2,648.08

Finding the Fourth Proportional to 3,573.64, 5,357.20 and 2,648.08

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Solution

The fourth proportional to 3,573.64, 5,357.20 and 2,648.08 is: 3,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,573.64 : 5,357.20 = 2,648.08 : x
  2. Step 2: Convert to fraction form
    3,573.64/5,357.20 = 2,648.08/x
  3. Step 3: Cross multiply
    3,573.64x = 5,357.20 × 2,648.08
  4. Step 4: Simplify right side
    3,573.64x = 14,186,294.18
  5. Step 5: Solve for x
    x = 14,186,294.18/3,573.64
  6. Step 6: Final answer
    x = 3,969.70

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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.