Home / 6,600.42-9,109.26-4,242.11

Finding the Fourth Proportional to 6,600.42, 9,109.26 and 4,242.11

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Solution

The fourth proportional to 6,600.42, 9,109.26 and 4,242.11 is: 5,854.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,600.42 : 9,109.26 = 4,242.11 : x
  2. Step 2: Convert to fraction form
    6,600.42/9,109.26 = 4,242.11/x
  3. Step 3: Cross multiply
    6,600.42x = 9,109.26 × 4,242.11
  4. Step 4: Simplify right side
    6,600.42x = 38,642,437.39
  5. Step 5: Solve for x
    x = 38,642,437.39/6,600.42
  6. Step 6: Final answer
    x = 5,854.54

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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.