Home / 5,706.28-8,557.72-2,419.32

Finding the Fourth Proportional to 5,706.28, 8,557.72 and 2,419.32

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Solution

The fourth proportional to 5,706.28, 8,557.72 and 2,419.32 is: 3,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,706.28 : 8,557.72 = 2,419.32 : x
  2. Step 2: Convert to fraction form
    5,706.28/8,557.72 = 2,419.32/x
  3. Step 3: Cross multiply
    5,706.28x = 8,557.72 × 2,419.32
  4. Step 4: Simplify right side
    5,706.28x = 20,703,863.15
  5. Step 5: Solve for x
    x = 20,703,863.15/5,706.28
  6. Step 6: Final answer
    x = 3,628.26

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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.