Home / 10,648.70-15,971.66-3,253.89

Finding the Fourth Proportional to 10,648.70, 15,971.66 and 3,253.89

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Solution

The fourth proportional to 10,648.70, 15,971.66 and 3,253.89 is: 4,880.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,648.70 : 15,971.66 = 3,253.89 : x
  2. Step 2: Convert to fraction form
    10,648.70/15,971.66 = 3,253.89/x
  3. Step 3: Cross multiply
    10,648.70x = 15,971.66 × 3,253.89
  4. Step 4: Simplify right side
    10,648.70x = 51,970,008.49
  5. Step 5: Solve for x
    x = 51,970,008.49/10,648.70
  6. Step 6: Final answer
    x = 4,880.41

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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.