Home / 10,289.92-15,434.82-2,498.68

Finding the Fourth Proportional to 10,289.92, 15,434.82 and 2,498.68

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Solution

The fourth proportional to 10,289.92, 15,434.82 and 2,498.68 is: 3,748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.92 : 15,434.82 = 2,498.68 : x
  2. Step 2: Convert to fraction form
    10,289.92/15,434.82 = 2,498.68/x
  3. Step 3: Cross multiply
    10,289.92x = 15,434.82 × 2,498.68
  4. Step 4: Simplify right side
    10,289.92x = 38,566,676.04
  5. Step 5: Solve for x
    x = 38,566,676.04/10,289.92
  6. Step 6: Final answer
    x = 3,748.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.