Home / 2,826.18-3,901.38-1,883.64

Finding the Fourth Proportional to 2,826.18, 3,901.38 and 1,883.64

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Solution

The fourth proportional to 2,826.18, 3,901.38 and 1,883.64 is: 2,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.18 : 3,901.38 = 1,883.64 : x
  2. Step 2: Convert to fraction form
    2,826.18/3,901.38 = 1,883.64/x
  3. Step 3: Cross multiply
    2,826.18x = 3,901.38 × 1,883.64
  4. Step 4: Simplify right side
    2,826.18x = 7,348,795.42
  5. Step 5: Solve for x
    x = 7,348,795.42/2,826.18
  6. Step 6: Final answer
    x = 2,600.26

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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.