Home / 8,845.07-12,201.13-5,527.31

Finding the Fourth Proportional to 8,845.07, 12,201.13 and 5,527.31

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Solution

The fourth proportional to 8,845.07, 12,201.13 and 5,527.31 is: 7,624.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845.07 : 12,201.13 = 5,527.31 : x
  2. Step 2: Convert to fraction form
    8,845.07/12,201.13 = 5,527.31/x
  3. Step 3: Cross multiply
    8,845.07x = 12,201.13 × 5,527.31
  4. Step 4: Simplify right side
    8,845.07x = 67,439,465.27
  5. Step 5: Solve for x
    x = 67,439,465.27/8,845.07
  6. Step 6: Final answer
    x = 7,624.52

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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.