Home / 5,328.83-7,354.12-3,091.41

Finding the Fourth Proportional to 5,328.83, 7,354.12 and 3,091.41

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Solution

The fourth proportional to 5,328.83, 7,354.12 and 3,091.41 is: 4,266.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328.83 : 7,354.12 = 3,091.41 : x
  2. Step 2: Convert to fraction form
    5,328.83/7,354.12 = 3,091.41/x
  3. Step 3: Cross multiply
    5,328.83x = 7,354.12 × 3,091.41
  4. Step 4: Simplify right side
    5,328.83x = 22,734,600.11
  5. Step 5: Solve for x
    x = 22,734,600.11/5,328.83
  6. Step 6: Final answer
    x = 4,266.34

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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.