Home / 5,683.87-7,847.61-3,560.28

Finding the Fourth Proportional to 5,683.87, 7,847.61 and 3,560.28

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Solution

The fourth proportional to 5,683.87, 7,847.61 and 3,560.28 is: 4,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,683.87 : 7,847.61 = 3,560.28 : x
  2. Step 2: Convert to fraction form
    5,683.87/7,847.61 = 3,560.28/x
  3. Step 3: Cross multiply
    5,683.87x = 7,847.61 × 3,560.28
  4. Step 4: Simplify right side
    5,683.87x = 27,939,678.24
  5. Step 5: Solve for x
    x = 27,939,678.24/5,683.87
  6. Step 6: Final answer
    x = 4,915.61

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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.