Home / 5,341.32-8,009.73-1,877.76

Finding the Fourth Proportional to 5,341.32, 8,009.73 and 1,877.76

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Solution

The fourth proportional to 5,341.32, 8,009.73 and 1,877.76 is: 2,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,341.32 : 8,009.73 = 1,877.76 : x
  2. Step 2: Convert to fraction form
    5,341.32/8,009.73 = 1,877.76/x
  3. Step 3: Cross multiply
    5,341.32x = 8,009.73 × 1,877.76
  4. Step 4: Simplify right side
    5,341.32x = 15,040,350.60
  5. Step 5: Solve for x
    x = 15,040,350.60/5,341.32
  6. Step 6: Final answer
    x = 2,815.85

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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.