Home / 1,844.10-2,765.34-545.67

Finding the Fourth Proportional to 1,844.10, 2,765.34 and 545.67

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Solution

The fourth proportional to 1,844.10, 2,765.34 and 545.67 is: 818.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.10 : 2,765.34 = 545.67 : x
  2. Step 2: Convert to fraction form
    1,844.10/2,765.34 = 545.67/x
  3. Step 3: Cross multiply
    1,844.10x = 2,765.34 × 545.67
  4. Step 4: Simplify right side
    1,844.10x = 1,508,963.08
  5. Step 5: Solve for x
    x = 1,508,963.08/1,844.10
  6. Step 6: Final answer
    x = 818.27

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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.