Home / 8,182.50-11,291.87-4,646.27

Finding the Fourth Proportional to 8,182.50, 11,291.87 and 4,646.27

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Solution

The fourth proportional to 8,182.50, 11,291.87 and 4,646.27 is: 6,411.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.50 : 11,291.87 = 4,646.27 : x
  2. Step 2: Convert to fraction form
    8,182.50/11,291.87 = 4,646.27/x
  3. Step 3: Cross multiply
    8,182.50x = 11,291.87 × 4,646.27
  4. Step 4: Simplify right side
    8,182.50x = 52,465,031.98
  5. Step 5: Solve for x
    x = 52,465,031.98/8,182.50
  6. Step 6: Final answer
    x = 6,411.86

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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.