Home / 3,025.60-4,175.13-1,699.28

Finding the Fourth Proportional to 3,025.60, 4,175.13 and 1,699.28

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Solution

The fourth proportional to 3,025.60, 4,175.13 and 1,699.28 is: 2,344.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.60 : 4,175.13 = 1,699.28 : x
  2. Step 2: Convert to fraction form
    3,025.60/4,175.13 = 1,699.28/x
  3. Step 3: Cross multiply
    3,025.60x = 4,175.13 × 1,699.28
  4. Step 4: Simplify right side
    3,025.60x = 7,094,685.53
  5. Step 5: Solve for x
    x = 7,094,685.53/3,025.60
  6. Step 6: Final answer
    x = 2,344.89

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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.