Home / 10,289.54-15,434.33-2,498.35

Finding the Fourth Proportional to 10,289.54, 15,434.33 and 2,498.35

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Solution

The fourth proportional to 10,289.54, 15,434.33 and 2,498.35 is: 3,747.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.54 : 15,434.33 = 2,498.35 : x
  2. Step 2: Convert to fraction form
    10,289.54/15,434.33 = 2,498.35/x
  3. Step 3: Cross multiply
    10,289.54x = 15,434.33 × 2,498.35
  4. Step 4: Simplify right side
    10,289.54x = 38,560,365.16
  5. Step 5: Solve for x
    x = 38,560,365.16/10,289.54
  6. Step 6: Final answer
    x = 3,747.53

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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.