Home / 5,543.45-8,312.40-1,844.38

Finding the Fourth Proportional to 5,543.45, 8,312.40 and 1,844.38

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Solution

The fourth proportional to 5,543.45, 8,312.40 and 1,844.38 is: 2,765.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,543.45 : 8,312.40 = 1,844.38 : x
  2. Step 2: Convert to fraction form
    5,543.45/8,312.40 = 1,844.38/x
  3. Step 3: Cross multiply
    5,543.45x = 8,312.40 × 1,844.38
  4. Step 4: Simplify right side
    5,543.45x = 15,331,224.31
  5. Step 5: Solve for x
    x = 15,331,224.31/5,543.45
  6. Step 6: Final answer
    x = 2,765.65

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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.