Home / 2,458.32-3,392.28-1,396.08

Finding the Fourth Proportional to 2,458.32, 3,392.28 and 1,396.08

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Solution

The fourth proportional to 2,458.32, 3,392.28 and 1,396.08 is: 1,926.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.32 : 3,392.28 = 1,396.08 : x
  2. Step 2: Convert to fraction form
    2,458.32/3,392.28 = 1,396.08/x
  3. Step 3: Cross multiply
    2,458.32x = 3,392.28 × 1,396.08
  4. Step 4: Simplify right side
    2,458.32x = 4,735,894.26
  5. Step 5: Solve for x
    x = 4,735,894.26/2,458.32
  6. Step 6: Final answer
    x = 1,926.48

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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.