Home / 3,175.40-4,753.69-3,040.07

Finding the Fourth Proportional to 3,175.40, 4,753.69 and 3,040.07

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Solution

The fourth proportional to 3,175.40, 4,753.69 and 3,040.07 is: 4,551.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.40 : 4,753.69 = 3,040.07 : x
  2. Step 2: Convert to fraction form
    3,175.40/4,753.69 = 3,040.07/x
  3. Step 3: Cross multiply
    3,175.40x = 4,753.69 × 3,040.07
  4. Step 4: Simplify right side
    3,175.40x = 14,451,518.99
  5. Step 5: Solve for x
    x = 14,451,518.99/3,175.40
  6. Step 6: Final answer
    x = 4,551.08

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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.