Home / 2,849.70-3,931.52-2,495.52

Finding the Fourth Proportional to 2,849.70, 3,931.52 and 2,495.52

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Solution

The fourth proportional to 2,849.70, 3,931.52 and 2,495.52 is: 3,442.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.70 : 3,931.52 = 2,495.52 : x
  2. Step 2: Convert to fraction form
    2,849.70/3,931.52 = 2,495.52/x
  3. Step 3: Cross multiply
    2,849.70x = 3,931.52 × 2,495.52
  4. Step 4: Simplify right side
    2,849.70x = 9,811,186.79
  5. Step 5: Solve for x
    x = 9,811,186.79/2,849.70
  6. Step 6: Final answer
    x = 3,442.88

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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.