Home / 5,219.66-7,187.16-4,801.70

Finding the Fourth Proportional to 5,219.66, 7,187.16 and 4,801.70

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Solution

The fourth proportional to 5,219.66, 7,187.16 and 4,801.70 is: 6,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.66 : 7,187.16 = 4,801.70 : x
  2. Step 2: Convert to fraction form
    5,219.66/7,187.16 = 4,801.70/x
  3. Step 3: Cross multiply
    5,219.66x = 7,187.16 × 4,801.70
  4. Step 4: Simplify right side
    5,219.66x = 34,510,586.17
  5. Step 5: Solve for x
    x = 34,510,586.17/5,219.66
  6. Step 6: Final answer
    x = 6,611.65

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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.