Home / 5,580.18-8,363.10-2,289.32

Finding the Fourth Proportional to 5,580.18, 8,363.10 and 2,289.32

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Solution

The fourth proportional to 5,580.18, 8,363.10 and 2,289.32 is: 3,431.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.18 : 8,363.10 = 2,289.32 : x
  2. Step 2: Convert to fraction form
    5,580.18/8,363.10 = 2,289.32/x
  3. Step 3: Cross multiply
    5,580.18x = 8,363.10 × 2,289.32
  4. Step 4: Simplify right side
    5,580.18x = 19,145,812.09
  5. Step 5: Solve for x
    x = 19,145,812.09/5,580.18
  6. Step 6: Final answer
    x = 3,431.04

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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.