Home / 4,290.18-5,919.03-2,718.06

Finding the Fourth Proportional to 4,290.18, 5,919.03 and 2,718.06

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Solution

The fourth proportional to 4,290.18, 5,919.03 and 2,718.06 is: 3,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.18 : 5,919.03 = 2,718.06 : x
  2. Step 2: Convert to fraction form
    4,290.18/5,919.03 = 2,718.06/x
  3. Step 3: Cross multiply
    4,290.18x = 5,919.03 × 2,718.06
  4. Step 4: Simplify right side
    4,290.18x = 16,088,278.68
  5. Step 5: Solve for x
    x = 16,088,278.68/4,290.18
  6. Step 6: Final answer
    x = 3,750.02

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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.