Home / 8,723.22-12,041.13-5,186.41

Finding the Fourth Proportional to 8,723.22, 12,041.13 and 5,186.41

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Solution

The fourth proportional to 8,723.22, 12,041.13 and 5,186.41 is: 7,159.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,723.22 : 12,041.13 = 5,186.41 : x
  2. Step 2: Convert to fraction form
    8,723.22/12,041.13 = 5,186.41/x
  3. Step 3: Cross multiply
    8,723.22x = 12,041.13 × 5,186.41
  4. Step 4: Simplify right side
    8,723.22x = 62,450,237.04
  5. Step 5: Solve for x
    x = 62,450,237.04/8,723.22
  6. Step 6: Final answer
    x = 7,159.08

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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.