Home / 5,555.57-8,327.07-1,856.93

Finding the Fourth Proportional to 5,555.57, 8,327.07 and 1,856.93

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Solution

The fourth proportional to 5,555.57, 8,327.07 and 1,856.93 is: 2,783.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.57 : 8,327.07 = 1,856.93 : x
  2. Step 2: Convert to fraction form
    5,555.57/8,327.07 = 1,856.93/x
  3. Step 3: Cross multiply
    5,555.57x = 8,327.07 × 1,856.93
  4. Step 4: Simplify right side
    5,555.57x = 15,462,744.46
  5. Step 5: Solve for x
    x = 15,462,744.46/5,555.57
  6. Step 6: Final answer
    x = 2,783.29

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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.