Home / 10,148.05-15,223.05-2,752.56

Finding the Fourth Proportional to 10,148.05, 15,223.05 and 2,752.56

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Solution

The fourth proportional to 10,148.05, 15,223.05 and 2,752.56 is: 4,129.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148.05 : 15,223.05 = 2,752.56 : x
  2. Step 2: Convert to fraction form
    10,148.05/15,223.05 = 2,752.56/x
  3. Step 3: Cross multiply
    10,148.05x = 15,223.05 × 2,752.56
  4. Step 4: Simplify right side
    10,148.05x = 41,902,358.51
  5. Step 5: Solve for x
    x = 41,902,358.51/10,148.05
  6. Step 6: Final answer
    x = 4,129.10

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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.