Home / 2,259.60-3,122.24-1,740.16

Finding the Fourth Proportional to 2,259.60, 3,122.24 and 1,740.16

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Solution

The fourth proportional to 2,259.60, 3,122.24 and 1,740.16 is: 2,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259.60 : 3,122.24 = 1,740.16 : x
  2. Step 2: Convert to fraction form
    2,259.60/3,122.24 = 1,740.16/x
  3. Step 3: Cross multiply
    2,259.60x = 3,122.24 × 1,740.16
  4. Step 4: Simplify right side
    2,259.60x = 5,433,197.16
  5. Step 5: Solve for x
    x = 5,433,197.16/2,259.60
  6. Step 6: Final answer
    x = 2,404.50

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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.