Home / 5,873.76-8,102.88-3,515.04

Finding the Fourth Proportional to 5,873.76, 8,102.88 and 3,515.04

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Solution

The fourth proportional to 5,873.76, 8,102.88 and 3,515.04 is: 4,849.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.76 : 8,102.88 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    5,873.76/8,102.88 = 3,515.04/x
  3. Step 3: Cross multiply
    5,873.76x = 8,102.88 × 3,515.04
  4. Step 4: Simplify right side
    5,873.76x = 28,481,947.32
  5. Step 5: Solve for x
    x = 28,481,947.32/5,873.76
  6. Step 6: Final answer
    x = 4,849.01

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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.