Home / 4,850.70-7,275.91-1,340.92

Finding the Fourth Proportional to 4,850.70, 7,275.91 and 1,340.92

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Solution

The fourth proportional to 4,850.70, 7,275.91 and 1,340.92 is: 2,011.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,850.70 : 7,275.91 = 1,340.92 : x
  2. Step 2: Convert to fraction form
    4,850.70/7,275.91 = 1,340.92/x
  3. Step 3: Cross multiply
    4,850.70x = 7,275.91 × 1,340.92
  4. Step 4: Simplify right side
    4,850.70x = 9,756,430.11
  5. Step 5: Solve for x
    x = 9,756,430.11/4,850.70
  6. Step 6: Final answer
    x = 2,011.34

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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.