Home / 2,920.37-4,380.51-1,750.70

Finding the Fourth Proportional to 2,920.37, 4,380.51 and 1,750.70

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Solution

The fourth proportional to 2,920.37, 4,380.51 and 1,750.70 is: 2,626.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.37 : 4,380.51 = 1,750.70 : x
  2. Step 2: Convert to fraction form
    2,920.37/4,380.51 = 1,750.70/x
  3. Step 3: Cross multiply
    2,920.37x = 4,380.51 × 1,750.70
  4. Step 4: Simplify right side
    2,920.37x = 7,668,936.95
  5. Step 5: Solve for x
    x = 7,668,936.95/2,920.37
  6. Step 6: Final answer
    x = 2,626.02

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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.