Home / 4,050.50-5,590.10-2,478.29

Finding the Fourth Proportional to 4,050.50, 5,590.10 and 2,478.29

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Solution

The fourth proportional to 4,050.50, 5,590.10 and 2,478.29 is: 3,420.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.50 : 5,590.10 = 2,478.29 : x
  2. Step 2: Convert to fraction form
    4,050.50/5,590.10 = 2,478.29/x
  3. Step 3: Cross multiply
    4,050.50x = 5,590.10 × 2,478.29
  4. Step 4: Simplify right side
    4,050.50x = 13,853,876.54
  5. Step 5: Solve for x
    x = 13,853,876.54/4,050.50
  6. Step 6: Final answer
    x = 3,420.29

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.