Home / 5,555.79-8,328.87-4,513.14

Finding the Fourth Proportional to 5,555.79, 8,328.87 and 4,513.14

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Solution

The fourth proportional to 5,555.79, 8,328.87 and 4,513.14 is: 6,765.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.79 : 8,328.87 = 4,513.14 : x
  2. Step 2: Convert to fraction form
    5,555.79/8,328.87 = 4,513.14/x
  3. Step 3: Cross multiply
    5,555.79x = 8,328.87 × 4,513.14
  4. Step 4: Simplify right side
    5,555.79x = 37,589,356.35
  5. Step 5: Solve for x
    x = 37,589,356.35/5,555.79
  6. Step 6: Final answer
    x = 6,765.80

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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.