Home / 4,079.81-6,119.06-1,158.32

Finding the Fourth Proportional to 4,079.81, 6,119.06 and 1,158.32

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Solution

The fourth proportional to 4,079.81, 6,119.06 and 1,158.32 is: 1,737.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.81 : 6,119.06 = 1,158.32 : x
  2. Step 2: Convert to fraction form
    4,079.81/6,119.06 = 1,158.32/x
  3. Step 3: Cross multiply
    4,079.81x = 6,119.06 × 1,158.32
  4. Step 4: Simplify right side
    4,079.81x = 7,087,793.19
  5. Step 5: Solve for x
    x = 7,087,793.19/4,079.81
  6. Step 6: Final answer
    x = 1,737.29

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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.