Home / 8,869.01-12,239.33-4,890.27

Finding the Fourth Proportional to 8,869.01, 12,239.33 and 4,890.27

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Solution

The fourth proportional to 8,869.01, 12,239.33 and 4,890.27 is: 6,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869.01 : 12,239.33 = 4,890.27 : x
  2. Step 2: Convert to fraction form
    8,869.01/12,239.33 = 4,890.27/x
  3. Step 3: Cross multiply
    8,869.01x = 12,239.33 × 4,890.27
  4. Step 4: Simplify right side
    8,869.01x = 59,853,603.87
  5. Step 5: Solve for x
    x = 59,853,603.87/8,869.01
  6. Step 6: Final answer
    x = 6,748.62

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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.