Home / 7,243.78-9,996.80-4,410.70

Finding the Fourth Proportional to 7,243.78, 9,996.80 and 4,410.70

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Solution

The fourth proportional to 7,243.78, 9,996.80 and 4,410.70 is: 6,087.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.78 : 9,996.80 = 4,410.70 : x
  2. Step 2: Convert to fraction form
    7,243.78/9,996.80 = 4,410.70/x
  3. Step 3: Cross multiply
    7,243.78x = 9,996.80 × 4,410.70
  4. Step 4: Simplify right side
    7,243.78x = 44,092,885.76
  5. Step 5: Solve for x
    x = 44,092,885.76/7,243.78
  6. Step 6: Final answer
    x = 6,087.00

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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.