Home / 5,393.31-8,088.74-2,104.71

Finding the Fourth Proportional to 5,393.31, 8,088.74 and 2,104.71

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Solution

The fourth proportional to 5,393.31, 8,088.74 and 2,104.71 is: 3,156.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393.31 : 8,088.74 = 2,104.71 : x
  2. Step 2: Convert to fraction form
    5,393.31/8,088.74 = 2,104.71/x
  3. Step 3: Cross multiply
    5,393.31x = 8,088.74 × 2,104.71
  4. Step 4: Simplify right side
    5,393.31x = 17,024,431.74
  5. Step 5: Solve for x
    x = 17,024,431.74/5,393.31
  6. Step 6: Final answer
    x = 3,156.58

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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.