Home / 4,445.70-6,135.42-2,557.88

Finding the Fourth Proportional to 4,445.70, 6,135.42 and 2,557.88

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Solution

The fourth proportional to 4,445.70, 6,135.42 and 2,557.88 is: 3,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.70 : 6,135.42 = 2,557.88 : x
  2. Step 2: Convert to fraction form
    4,445.70/6,135.42 = 2,557.88/x
  3. Step 3: Cross multiply
    4,445.70x = 6,135.42 × 2,557.88
  4. Step 4: Simplify right side
    4,445.70x = 15,693,668.11
  5. Step 5: Solve for x
    x = 15,693,668.11/4,445.70
  6. Step 6: Final answer
    x = 3,530.08

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1.5x scale

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.