Home / 10,148.01-15,220.67-3,573.38

Finding the Fourth Proportional to 10,148.01, 15,220.67 and 3,573.38

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Solution

The fourth proportional to 10,148.01, 15,220.67 and 3,573.38 is: 5,359.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.01 : 15,220.67 = 3,573.38 : x
  2. Step 2: Convert to fraction form
    10,148.01/15,220.67 = 3,573.38/x
  3. Step 3: Cross multiply
    10,148.01x = 15,220.67 × 3,573.38
  4. Step 4: Simplify right side
    10,148.01x = 54,389,143.79
  5. Step 5: Solve for x
    x = 54,389,143.79/10,148.01
  6. Step 6: Final answer
    x = 5,359.59

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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.