Home / 2,849.70-4,276.71-1,923.06

Finding the Fourth Proportional to 2,849.70, 4,276.71 and 1,923.06

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Solution

The fourth proportional to 2,849.70, 4,276.71 and 1,923.06 is: 2,886.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849.70 : 4,276.71 = 1,923.06 : x
  2. Step 2: Convert to fraction form
    2,849.70/4,276.71 = 1,923.06/x
  3. Step 3: Cross multiply
    2,849.70x = 4,276.71 × 1,923.06
  4. Step 4: Simplify right side
    2,849.70x = 8,224,369.93
  5. Step 5: Solve for x
    x = 8,224,369.93/2,849.70
  6. Step 6: Final answer
    x = 2,886.05

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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.