Home / 8,167.58-11,269.76-4,810.94

Finding the Fourth Proportional to 8,167.58, 11,269.76 and 4,810.94

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Solution

The fourth proportional to 8,167.58, 11,269.76 and 4,810.94 is: 6,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.58 : 11,269.76 = 4,810.94 : x
  2. Step 2: Convert to fraction form
    8,167.58/11,269.76 = 4,810.94/x
  3. Step 3: Cross multiply
    8,167.58x = 11,269.76 × 4,810.94
  4. Step 4: Simplify right side
    8,167.58x = 54,218,139.17
  5. Step 5: Solve for x
    x = 54,218,139.17/8,167.58
  6. Step 6: Final answer
    x = 6,638.21

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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.