Home / 2,800.56-4,201.38-1,569.36

Finding the Fourth Proportional to 2,800.56, 4,201.38 and 1,569.36

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Solution

The fourth proportional to 2,800.56, 4,201.38 and 1,569.36 is: 2,354.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.56 : 4,201.38 = 1,569.36 : x
  2. Step 2: Convert to fraction form
    2,800.56/4,201.38 = 1,569.36/x
  3. Step 3: Cross multiply
    2,800.56x = 4,201.38 × 1,569.36
  4. Step 4: Simplify right side
    2,800.56x = 6,593,477.72
  5. Step 5: Solve for x
    x = 6,593,477.72/2,800.56
  6. Step 6: Final answer
    x = 2,354.34

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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.