Home / 4,253.12-5,869.08-2,390

Finding the Fourth Proportional to 4,253.12, 5,869.08 and 2,390

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Solution

The fourth proportional to 4,253.12, 5,869.08 and 2,390 is: 3,298.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,253.12 : 5,869.08 = 2,390 : x
  2. Step 2: Convert to fraction form
    4,253.12/5,869.08 = 2,390/x
  3. Step 3: Cross multiply
    4,253.12x = 5,869.08 × 2,390
  4. Step 4: Simplify right side
    4,253.12x = 14,027,101.20
  5. Step 5: Solve for x
    x = 14,027,101.20/4,253.12
  6. Step 6: Final answer
    x = 3,298.07

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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.