Home / 5,587.62-8,378.72-3,248.30

Finding the Fourth Proportional to 5,587.62, 8,378.72 and 3,248.30

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Solution

The fourth proportional to 5,587.62, 8,378.72 and 3,248.30 is: 4,870.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.62 : 8,378.72 = 3,248.30 : x
  2. Step 2: Convert to fraction form
    5,587.62/8,378.72 = 3,248.30/x
  3. Step 3: Cross multiply
    5,587.62x = 8,378.72 × 3,248.30
  4. Step 4: Simplify right side
    5,587.62x = 27,216,596.18
  5. Step 5: Solve for x
    x = 27,216,596.18/5,587.62
  6. Step 6: Final answer
    x = 4,870.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.