Home / 8,887.86-12,263.04-5,437.62

Finding the Fourth Proportional to 8,887.86, 12,263.04 and 5,437.62

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Solution

The fourth proportional to 8,887.86, 12,263.04 and 5,437.62 is: 7,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,887.86 : 12,263.04 = 5,437.62 : x
  2. Step 2: Convert to fraction form
    8,887.86/12,263.04 = 5,437.62/x
  3. Step 3: Cross multiply
    8,887.86x = 12,263.04 × 5,437.62
  4. Step 4: Simplify right side
    8,887.86x = 66,681,751.56
  5. Step 5: Solve for x
    x = 66,681,751.56/8,887.86
  6. Step 6: Final answer
    x = 7,502.57

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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.