Home / 10,289.67-15,434.40-2,498.49

Finding the Fourth Proportional to 10,289.67, 15,434.40 and 2,498.49

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Solution

The fourth proportional to 10,289.67, 15,434.40 and 2,498.49 is: 3,747.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.67 : 15,434.40 = 2,498.49 : x
  2. Step 2: Convert to fraction form
    10,289.67/15,434.40 = 2,498.49/x
  3. Step 3: Cross multiply
    10,289.67x = 15,434.40 × 2,498.49
  4. Step 4: Simplify right side
    10,289.67x = 38,562,694.06
  5. Step 5: Solve for x
    x = 38,562,694.06/10,289.67
  6. Step 6: Final answer
    x = 3,747.71

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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.