Home / 8,559.33-11,810.51-4,781.87

Finding the Fourth Proportional to 8,559.33, 11,810.51 and 4,781.87

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Solution

The fourth proportional to 8,559.33, 11,810.51 and 4,781.87 is: 6,598.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559.33 : 11,810.51 = 4,781.87 : x
  2. Step 2: Convert to fraction form
    8,559.33/11,810.51 = 4,781.87/x
  3. Step 3: Cross multiply
    8,559.33x = 11,810.51 × 4,781.87
  4. Step 4: Simplify right side
    8,559.33x = 56,476,240.49
  5. Step 5: Solve for x
    x = 56,476,240.49/8,559.33
  6. Step 6: Final answer
    x = 6,598.21

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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.