Home / 5,395.19-8,088.68-3,205.46

Finding the Fourth Proportional to 5,395.19, 8,088.68 and 3,205.46

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Solution

The fourth proportional to 5,395.19, 8,088.68 and 3,205.46 is: 4,805.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,395.19 : 8,088.68 = 3,205.46 : x
  2. Step 2: Convert to fraction form
    5,395.19/8,088.68 = 3,205.46/x
  3. Step 3: Cross multiply
    5,395.19x = 8,088.68 × 3,205.46
  4. Step 4: Simplify right side
    5,395.19x = 25,927,883.72
  5. Step 5: Solve for x
    x = 25,927,883.72/5,395.19
  6. Step 6: Final answer
    x = 4,805.75

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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.