Home / 7,575.33-10,445.01-5,186.46

Finding the Fourth Proportional to 7,575.33, 10,445.01 and 5,186.46

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Solution

The fourth proportional to 7,575.33, 10,445.01 and 5,186.46 is: 7,151.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.33 : 10,445.01 = 5,186.46 : x
  2. Step 2: Convert to fraction form
    7,575.33/10,445.01 = 5,186.46/x
  3. Step 3: Cross multiply
    7,575.33x = 10,445.01 × 5,186.46
  4. Step 4: Simplify right side
    7,575.33x = 54,172,626.56
  5. Step 5: Solve for x
    x = 54,172,626.56/7,575.33
  6. Step 6: Final answer
    x = 7,151.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.