Home / 4,253.38-5,869.66-2,390.38

Finding the Fourth Proportional to 4,253.38, 5,869.66 and 2,390.38

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Solution

The fourth proportional to 4,253.38, 5,869.66 and 2,390.38 is: 3,298.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.38 : 5,869.66 = 2,390.38 : x
  2. Step 2: Convert to fraction form
    4,253.38/5,869.66 = 2,390.38/x
  3. Step 3: Cross multiply
    4,253.38x = 5,869.66 × 2,390.38
  4. Step 4: Simplify right side
    4,253.38x = 14,030,717.87
  5. Step 5: Solve for x
    x = 14,030,717.87/4,253.38
  6. Step 6: Final answer
    x = 3,298.72

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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.