Home / 5,498.39-7,587.78-3,261.36

Finding the Fourth Proportional to 5,498.39, 7,587.78 and 3,261.36

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Solution

The fourth proportional to 5,498.39, 7,587.78 and 3,261.36 is: 4,500.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,498.39 : 7,587.78 = 3,261.36 : x
  2. Step 2: Convert to fraction form
    5,498.39/7,587.78 = 3,261.36/x
  3. Step 3: Cross multiply
    5,498.39x = 7,587.78 × 3,261.36
  4. Step 4: Simplify right side
    5,498.39x = 24,746,482.18
  5. Step 5: Solve for x
    x = 24,746,482.18/5,498.39
  6. Step 6: Final answer
    x = 4,500.68

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Half scale
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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.