Home / 5,113.50-7,671.60-1,650.84

Finding the Fourth Proportional to 5,113.50, 7,671.60 and 1,650.84

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Solution

The fourth proportional to 5,113.50, 7,671.60 and 1,650.84 is: 2,476.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.50 : 7,671.60 = 1,650.84 : x
  2. Step 2: Convert to fraction form
    5,113.50/7,671.60 = 1,650.84/x
  3. Step 3: Cross multiply
    5,113.50x = 7,671.60 × 1,650.84
  4. Step 4: Simplify right side
    5,113.50x = 12,664,584.14
  5. Step 5: Solve for x
    x = 12,664,584.14/5,113.50
  6. Step 6: Final answer
    x = 2,476.70

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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.