Home / 2,826.72-4,244.40-2,646.36

Finding the Fourth Proportional to 2,826.72, 4,244.40 and 2,646.36

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Solution

The fourth proportional to 2,826.72, 4,244.40 and 2,646.36 is: 3,973.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.72 : 4,244.40 = 2,646.36 : x
  2. Step 2: Convert to fraction form
    2,826.72/4,244.40 = 2,646.36/x
  3. Step 3: Cross multiply
    2,826.72x = 4,244.40 × 2,646.36
  4. Step 4: Simplify right side
    2,826.72x = 11,232,210.38
  5. Step 5: Solve for x
    x = 11,232,210.38/2,826.72
  6. Step 6: Final answer
    x = 3,973.58

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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.