Home / 5,815.33-8,032.36-4,219.41

Finding the Fourth Proportional to 5,815.33, 8,032.36 and 4,219.41

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Solution

The fourth proportional to 5,815.33, 8,032.36 and 4,219.41 is: 5,828.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,815.33 : 8,032.36 = 4,219.41 : x
  2. Step 2: Convert to fraction form
    5,815.33/8,032.36 = 4,219.41/x
  3. Step 3: Cross multiply
    5,815.33x = 8,032.36 × 4,219.41
  4. Step 4: Simplify right side
    5,815.33x = 33,891,841.16
  5. Step 5: Solve for x
    x = 33,891,841.16/5,815.33
  6. Step 6: Final answer
    x = 5,828.02

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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.