Home / 2,560.77-3,525.32-2,443.22

Finding the Fourth Proportional to 2,560.77, 3,525.32 and 2,443.22

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Solution

The fourth proportional to 2,560.77, 3,525.32 and 2,443.22 is: 3,363.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560.77 : 3,525.32 = 2,443.22 : x
  2. Step 2: Convert to fraction form
    2,560.77/3,525.32 = 2,443.22/x
  3. Step 3: Cross multiply
    2,560.77x = 3,525.32 × 2,443.22
  4. Step 4: Simplify right side
    2,560.77x = 8,613,102.49
  5. Step 5: Solve for x
    x = 8,613,102.49/2,560.77
  6. Step 6: Final answer
    x = 3,363.48

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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.