Home / 5,690.10-7,847.76-3,563.70

Finding the Fourth Proportional to 5,690.10, 7,847.76 and 3,563.70

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Solution

The fourth proportional to 5,690.10, 7,847.76 and 3,563.70 is: 4,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,690.10 : 7,847.76 = 3,563.70 : x
  2. Step 2: Convert to fraction form
    5,690.10/7,847.76 = 3,563.70/x
  3. Step 3: Cross multiply
    5,690.10x = 7,847.76 × 3,563.70
  4. Step 4: Simplify right side
    5,690.10x = 27,967,062.31
  5. Step 5: Solve for x
    x = 27,967,062.31/5,690.10
  6. Step 6: Final answer
    x = 4,915.04

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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.