Home / 4,112.24-6,154.86-3,718.40

Finding the Fourth Proportional to 4,112.24, 6,154.86 and 3,718.40

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Solution

The fourth proportional to 4,112.24, 6,154.86 and 3,718.40 is: 5,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,112.24 : 6,154.86 = 3,718.40 : x
  2. Step 2: Convert to fraction form
    4,112.24/6,154.86 = 3,718.40/x
  3. Step 3: Cross multiply
    4,112.24x = 6,154.86 × 3,718.40
  4. Step 4: Simplify right side
    4,112.24x = 22,886,231.42
  5. Step 5: Solve for x
    x = 22,886,231.42/4,112.24
  6. Step 6: Final answer
    x = 5,565.39

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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.