Home / 8,570.04-12,856.92-2,727.12

Finding the Fourth Proportional to 8,570.04, 12,856.92 and 2,727.12

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Solution

The fourth proportional to 8,570.04, 12,856.92 and 2,727.12 is: 4,091.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570.04 : 12,856.92 = 2,727.12 : x
  2. Step 2: Convert to fraction form
    8,570.04/12,856.92 = 2,727.12/x
  3. Step 3: Cross multiply
    8,570.04x = 12,856.92 × 2,727.12
  4. Step 4: Simplify right side
    8,570.04x = 35,062,363.67
  5. Step 5: Solve for x
    x = 35,062,363.67/8,570.04
  6. Step 6: Final answer
    x = 4,091.27

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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.