Home / 2,398.56-3,613.20-2,368.32

Finding the Fourth Proportional to 2,398.56, 3,613.20 and 2,368.32

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Solution

The fourth proportional to 2,398.56, 3,613.20 and 2,368.32 is: 3,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,398.56 : 3,613.20 = 2,368.32 : x
  2. Step 2: Convert to fraction form
    2,398.56/3,613.20 = 2,368.32/x
  3. Step 3: Cross multiply
    2,398.56x = 3,613.20 × 2,368.32
  4. Step 4: Simplify right side
    2,398.56x = 8,557,213.82
  5. Step 5: Solve for x
    x = 8,557,213.82/2,398.56
  6. Step 6: Final answer
    x = 3,567.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.