Home / 4,392.32-6,557.17-4,238.51

Finding the Fourth Proportional to 4,392.32, 6,557.17 and 4,238.51

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Solution

The fourth proportional to 4,392.32, 6,557.17 and 4,238.51 is: 6,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.32 : 6,557.17 = 4,238.51 : x
  2. Step 2: Convert to fraction form
    4,392.32/6,557.17 = 4,238.51/x
  3. Step 3: Cross multiply
    4,392.32x = 6,557.17 × 4,238.51
  4. Step 4: Simplify right side
    4,392.32x = 27,792,630.62
  5. Step 5: Solve for x
    x = 27,792,630.62/4,392.32
  6. Step 6: Final answer
    x = 6,327.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.