Home / 6,671.16-9,206.10-3,687.12

Finding the Fourth Proportional to 6,671.16, 9,206.10 and 3,687.12

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Solution

The fourth proportional to 6,671.16, 9,206.10 and 3,687.12 is: 5,088.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,671.16 : 9,206.10 = 3,687.12 : x
  2. Step 2: Convert to fraction form
    6,671.16/9,206.10 = 3,687.12/x
  3. Step 3: Cross multiply
    6,671.16x = 9,206.10 × 3,687.12
  4. Step 4: Simplify right side
    6,671.16x = 33,943,995.43
  5. Step 5: Solve for x
    x = 33,943,995.43/6,671.16
  6. Step 6: Final answer
    x = 5,088.17

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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.