Home / 5,572.40-8,355.24-1,873.60

Finding the Fourth Proportional to 5,572.40, 8,355.24 and 1,873.60

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Solution

The fourth proportional to 5,572.40, 8,355.24 and 1,873.60 is: 2,809.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.40 : 8,355.24 = 1,873.60 : x
  2. Step 2: Convert to fraction form
    5,572.40/8,355.24 = 1,873.60/x
  3. Step 3: Cross multiply
    5,572.40x = 8,355.24 × 1,873.60
  4. Step 4: Simplify right side
    5,572.40x = 15,654,377.66
  5. Step 5: Solve for x
    x = 15,654,377.66/5,572.40
  6. Step 6: Final answer
    x = 2,809.27

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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.