Home / 5,299.10-7,945.56-2,010.40

Finding the Fourth Proportional to 5,299.10, 7,945.56 and 2,010.40

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Solution

The fourth proportional to 5,299.10, 7,945.56 and 2,010.40 is: 3,014.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.10 : 7,945.56 = 2,010.40 : x
  2. Step 2: Convert to fraction form
    5,299.10/7,945.56 = 2,010.40/x
  3. Step 3: Cross multiply
    5,299.10x = 7,945.56 × 2,010.40
  4. Step 4: Simplify right side
    5,299.10x = 15,973,753.82
  5. Step 5: Solve for x
    x = 15,973,753.82/5,299.10
  6. Step 6: Final answer
    x = 3,014.43

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1.5x scale

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.