Home / 4,981.55-6,867.03-4,095.82

Finding the Fourth Proportional to 4,981.55, 6,867.03 and 4,095.82

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Solution

The fourth proportional to 4,981.55, 6,867.03 and 4,095.82 is: 5,646.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,981.55 : 6,867.03 = 4,095.82 : x
  2. Step 2: Convert to fraction form
    4,981.55/6,867.03 = 4,095.82/x
  3. Step 3: Cross multiply
    4,981.55x = 6,867.03 × 4,095.82
  4. Step 4: Simplify right side
    4,981.55x = 28,126,081.09
  5. Step 5: Solve for x
    x = 28,126,081.09/4,981.55
  6. Step 6: Final answer
    x = 5,646.05

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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.