Home / 2,351.42-3,524.47-1,117.12

Finding the Fourth Proportional to 2,351.42, 3,524.47 and 1,117.12

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Solution

The fourth proportional to 2,351.42, 3,524.47 and 1,117.12 is: 1,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,351.42 : 3,524.47 = 1,117.12 : x
  2. Step 2: Convert to fraction form
    2,351.42/3,524.47 = 1,117.12/x
  3. Step 3: Cross multiply
    2,351.42x = 3,524.47 × 1,117.12
  4. Step 4: Simplify right side
    2,351.42x = 3,937,255.93
  5. Step 5: Solve for x
    x = 3,937,255.93/2,351.42
  6. Step 6: Final answer
    x = 1,674.42

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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.