Home / 4,079.55-6,119.63-1,581.97

Finding the Fourth Proportional to 4,079.55, 6,119.63 and 1,581.97

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Solution

The fourth proportional to 4,079.55, 6,119.63 and 1,581.97 is: 2,373.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.55 : 6,119.63 = 1,581.97 : x
  2. Step 2: Convert to fraction form
    4,079.55/6,119.63 = 1,581.97/x
  3. Step 3: Cross multiply
    4,079.55x = 6,119.63 × 1,581.97
  4. Step 4: Simplify right side
    4,079.55x = 9,681,071.07
  5. Step 5: Solve for x
    x = 9,681,071.07/4,079.55
  6. Step 6: Final answer
    x = 2,373.07

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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.