Home / 5,327.28-7,994.52-1,864.56

Finding the Fourth Proportional to 5,327.28, 7,994.52 and 1,864.56

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Solution

The fourth proportional to 5,327.28, 7,994.52 and 1,864.56 is: 2,798.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.28 : 7,994.52 = 1,864.56 : x
  2. Step 2: Convert to fraction form
    5,327.28/7,994.52 = 1,864.56/x
  3. Step 3: Cross multiply
    5,327.28x = 7,994.52 × 1,864.56
  4. Step 4: Simplify right side
    5,327.28x = 14,906,262.21
  5. Step 5: Solve for x
    x = 14,906,262.21/5,327.28
  6. Step 6: Final answer
    x = 2,798.10

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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.