Home / 8,347.27-12,521.31-6,883.75

Finding the Fourth Proportional to 8,347.27, 12,521.31 and 6,883.75

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Solution

The fourth proportional to 8,347.27, 12,521.31 and 6,883.75 is: 10,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,347.27 : 12,521.31 = 6,883.75 : x
  2. Step 2: Convert to fraction form
    8,347.27/12,521.31 = 6,883.75/x
  3. Step 3: Cross multiply
    8,347.27x = 12,521.31 × 6,883.75
  4. Step 4: Simplify right side
    8,347.27x = 86,193,567.71
  5. Step 5: Solve for x
    x = 86,193,567.71/8,347.27
  6. Step 6: Final answer
    x = 10,325.96

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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.