Home / 5,590.24-8,385.20-2,302.40

Finding the Fourth Proportional to 5,590.24, 8,385.20 and 2,302.40

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Solution

The fourth proportional to 5,590.24, 8,385.20 and 2,302.40 is: 3,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.24 : 8,385.20 = 2,302.40 : x
  2. Step 2: Convert to fraction form
    5,590.24/8,385.20 = 2,302.40/x
  3. Step 3: Cross multiply
    5,590.24x = 8,385.20 × 2,302.40
  4. Step 4: Simplify right side
    5,590.24x = 19,306,084.48
  5. Step 5: Solve for x
    x = 19,306,084.48/5,590.24
  6. Step 6: Final answer
    x = 3,453.53

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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.