Home / 3,009.92-4,150.86-2,176.16

Finding the Fourth Proportional to 3,009.92, 4,150.86 and 2,176.16

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Solution

The fourth proportional to 3,009.92, 4,150.86 and 2,176.16 is: 3,001.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009.92 : 4,150.86 = 2,176.16 : x
  2. Step 2: Convert to fraction form
    3,009.92/4,150.86 = 2,176.16/x
  3. Step 3: Cross multiply
    3,009.92x = 4,150.86 × 2,176.16
  4. Step 4: Simplify right side
    3,009.92x = 9,032,935.50
  5. Step 5: Solve for x
    x = 9,032,935.50/3,009.92
  6. Step 6: Final answer
    x = 3,001.06

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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.