Home / 2,943.83-4,060.34-1,866.73

Finding the Fourth Proportional to 2,943.83, 4,060.34 and 1,866.73

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Solution

The fourth proportional to 2,943.83, 4,060.34 and 1,866.73 is: 2,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.83 : 4,060.34 = 1,866.73 : x
  2. Step 2: Convert to fraction form
    2,943.83/4,060.34 = 1,866.73/x
  3. Step 3: Cross multiply
    2,943.83x = 4,060.34 × 1,866.73
  4. Step 4: Simplify right side
    2,943.83x = 7,579,538.19
  5. Step 5: Solve for x
    x = 7,579,538.19/2,943.83
  6. Step 6: Final answer
    x = 2,574.72

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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.