Home / 5,555.61-8,327.07-1,856.97

Finding the Fourth Proportional to 5,555.61, 8,327.07 and 1,856.97

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Solution

The fourth proportional to 5,555.61, 8,327.07 and 1,856.97 is: 2,783.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.61 : 8,327.07 = 1,856.97 : x
  2. Step 2: Convert to fraction form
    5,555.61/8,327.07 = 1,856.97/x
  3. Step 3: Cross multiply
    5,555.61x = 8,327.07 × 1,856.97
  4. Step 4: Simplify right side
    5,555.61x = 15,463,119.18
  5. Step 5: Solve for x
    x = 15,463,119.18/5,555.61
  6. Step 6: Final answer
    x = 2,783.33

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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.