Home / 8,332.33-12,475.80-5,863.45

Finding the Fourth Proportional to 8,332.33, 12,475.80 and 5,863.45

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Solution

The fourth proportional to 8,332.33, 12,475.80 and 5,863.45 is: 8,779.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,332.33 : 12,475.80 = 5,863.45 : x
  2. Step 2: Convert to fraction form
    8,332.33/12,475.80 = 5,863.45/x
  3. Step 3: Cross multiply
    8,332.33x = 12,475.80 × 5,863.45
  4. Step 4: Simplify right side
    8,332.33x = 73,151,229.51
  5. Step 5: Solve for x
    x = 73,151,229.51/8,332.33
  6. Step 6: Final answer
    x = 8,779.20

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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.