Home / 6,550.47-9,037.04-3,896.91

Finding the Fourth Proportional to 6,550.47, 9,037.04 and 3,896.91

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Solution

The fourth proportional to 6,550.47, 9,037.04 and 3,896.91 is: 5,376.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.47 : 9,037.04 = 3,896.91 : x
  2. Step 2: Convert to fraction form
    6,550.47/9,037.04 = 3,896.91/x
  3. Step 3: Cross multiply
    6,550.47x = 9,037.04 × 3,896.91
  4. Step 4: Simplify right side
    6,550.47x = 35,216,512.06
  5. Step 5: Solve for x
    x = 35,216,512.06/6,550.47
  6. Step 6: Final answer
    x = 5,376.18

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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.