Home / 4,965.47-7,448.19-1,267.70

Finding the Fourth Proportional to 4,965.47, 7,448.19 and 1,267.70

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Solution

The fourth proportional to 4,965.47, 7,448.19 and 1,267.70 is: 1,901.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965.47 : 7,448.19 = 1,267.70 : x
  2. Step 2: Convert to fraction form
    4,965.47/7,448.19 = 1,267.70/x
  3. Step 3: Cross multiply
    4,965.47x = 7,448.19 × 1,267.70
  4. Step 4: Simplify right side
    4,965.47x = 9,442,033.22
  5. Step 5: Solve for x
    x = 9,442,033.22/4,965.47
  6. Step 6: Final answer
    x = 1,901.54

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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.