Home / 2,951.93-4,076.04-2,009.70

Finding the Fourth Proportional to 2,951.93, 4,076.04 and 2,009.70

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Solution

The fourth proportional to 2,951.93, 4,076.04 and 2,009.70 is: 2,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,951.93 : 4,076.04 = 2,009.70 : x
  2. Step 2: Convert to fraction form
    2,951.93/4,076.04 = 2,009.70/x
  3. Step 3: Cross multiply
    2,951.93x = 4,076.04 × 2,009.70
  4. Step 4: Simplify right side
    2,951.93x = 8,191,617.59
  5. Step 5: Solve for x
    x = 8,191,617.59/2,951.93
  6. Step 6: Final answer
    x = 2,775.01

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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.