Home / 5,125.42-7,066.47-3,356.38

Finding the Fourth Proportional to 5,125.42, 7,066.47 and 3,356.38

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Solution

The fourth proportional to 5,125.42, 7,066.47 and 3,356.38 is: 4,627.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,125.42 : 7,066.47 = 3,356.38 : x
  2. Step 2: Convert to fraction form
    5,125.42/7,066.47 = 3,356.38/x
  3. Step 3: Cross multiply
    5,125.42x = 7,066.47 × 3,356.38
  4. Step 4: Simplify right side
    5,125.42x = 23,717,758.58
  5. Step 5: Solve for x
    x = 23,717,758.58/5,125.42
  6. Step 6: Final answer
    x = 4,627.48

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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.