Home / 4,818.33-7,223.12-1,854.89

Finding the Fourth Proportional to 4,818.33, 7,223.12 and 1,854.89

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Solution

The fourth proportional to 4,818.33, 7,223.12 and 1,854.89 is: 2,780.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.33 : 7,223.12 = 1,854.89 : x
  2. Step 2: Convert to fraction form
    4,818.33/7,223.12 = 1,854.89/x
  3. Step 3: Cross multiply
    4,818.33x = 7,223.12 × 1,854.89
  4. Step 4: Simplify right side
    4,818.33x = 13,398,047.67
  5. Step 5: Solve for x
    x = 13,398,047.67/4,818.33
  6. Step 6: Final answer
    x = 2,780.64

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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.