Home / 5,945.85-8,918.85-2,826.18

Finding the Fourth Proportional to 5,945.85, 8,918.85 and 2,826.18

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Solution

The fourth proportional to 5,945.85, 8,918.85 and 2,826.18 is: 4,239.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.85 : 8,918.85 = 2,826.18 : x
  2. Step 2: Convert to fraction form
    5,945.85/8,918.85 = 2,826.18/x
  3. Step 3: Cross multiply
    5,945.85x = 8,918.85 × 2,826.18
  4. Step 4: Simplify right side
    5,945.85x = 25,206,275.49
  5. Step 5: Solve for x
    x = 25,206,275.49/5,945.85
  6. Step 6: Final answer
    x = 4,239.31

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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.