Home / 2,564.08-3,538.61-1,445.11

Finding the Fourth Proportional to 2,564.08, 3,538.61 and 1,445.11

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Solution

The fourth proportional to 2,564.08, 3,538.61 and 1,445.11 is: 1,994.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.08 : 3,538.61 = 1,445.11 : x
  2. Step 2: Convert to fraction form
    2,564.08/3,538.61 = 1,445.11/x
  3. Step 3: Cross multiply
    2,564.08x = 3,538.61 × 1,445.11
  4. Step 4: Simplify right side
    2,564.08x = 5,113,680.70
  5. Step 5: Solve for x
    x = 5,113,680.70/2,564.08
  6. Step 6: Final answer
    x = 1,994.35

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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.