Home / 10,289.54-15,434.19-2,498.36

Finding the Fourth Proportional to 10,289.54, 15,434.19 and 2,498.36

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Solution

The fourth proportional to 10,289.54, 15,434.19 and 2,498.36 is: 3,747.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.54 : 15,434.19 = 2,498.36 : x
  2. Step 2: Convert to fraction form
    10,289.54/15,434.19 = 2,498.36/x
  3. Step 3: Cross multiply
    10,289.54x = 15,434.19 × 2,498.36
  4. Step 4: Simplify right side
    10,289.54x = 38,560,085.76
  5. Step 5: Solve for x
    x = 38,560,085.76/10,289.54
  6. Step 6: Final answer
    x = 3,747.51

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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.