Home / 8,043.60-11,100.48-4,897.56

Finding the Fourth Proportional to 8,043.60, 11,100.48 and 4,897.56

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Solution

The fourth proportional to 8,043.60, 11,100.48 and 4,897.56 is: 6,758.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.60 : 11,100.48 = 4,897.56 : x
  2. Step 2: Convert to fraction form
    8,043.60/11,100.48 = 4,897.56/x
  3. Step 3: Cross multiply
    8,043.60x = 11,100.48 × 4,897.56
  4. Step 4: Simplify right side
    8,043.60x = 54,365,266.83
  5. Step 5: Solve for x
    x = 54,365,266.83/8,043.60
  6. Step 6: Final answer
    x = 6,758.82

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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.