Home / 8,381.13-12,570.08-2,536.17

Finding the Fourth Proportional to 8,381.13, 12,570.08 and 2,536.17

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Solution

The fourth proportional to 8,381.13, 12,570.08 and 2,536.17 is: 3,803.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,381.13 : 12,570.08 = 2,536.17 : x
  2. Step 2: Convert to fraction form
    8,381.13/12,570.08 = 2,536.17/x
  3. Step 3: Cross multiply
    8,381.13x = 12,570.08 × 2,536.17
  4. Step 4: Simplify right side
    8,381.13x = 31,879,847.11
  5. Step 5: Solve for x
    x = 31,879,847.11/8,381.13
  6. Step 6: Final answer
    x = 3,803.76

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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.