Home / 2,540.64-3,506.32-2,342.10

Finding the Fourth Proportional to 2,540.64, 3,506.32 and 2,342.10

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Solution

The fourth proportional to 2,540.64, 3,506.32 and 2,342.10 is: 3,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,540.64 : 3,506.32 = 2,342.10 : x
  2. Step 2: Convert to fraction form
    2,540.64/3,506.32 = 2,342.10/x
  3. Step 3: Cross multiply
    2,540.64x = 3,506.32 × 2,342.10
  4. Step 4: Simplify right side
    2,540.64x = 8,212,152.07
  5. Step 5: Solve for x
    x = 8,212,152.07/2,540.64
  6. Step 6: Final answer
    x = 3,232.32

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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.