Home / 2,560.59-3,840.90-1,776.27

Finding the Fourth Proportional to 2,560.59, 3,840.90 and 1,776.27

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Solution

The fourth proportional to 2,560.59, 3,840.90 and 1,776.27 is: 2,664.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.59 : 3,840.90 = 1,776.27 : x
  2. Step 2: Convert to fraction form
    2,560.59/3,840.90 = 1,776.27/x
  3. Step 3: Cross multiply
    2,560.59x = 3,840.90 × 1,776.27
  4. Step 4: Simplify right side
    2,560.59x = 6,822,475.44
  5. Step 5: Solve for x
    x = 6,822,475.44/2,560.59
  6. Step 6: Final answer
    x = 2,664.42

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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.