Home / 5,088.19-7,021.32-3,098.50

Finding the Fourth Proportional to 5,088.19, 7,021.32 and 3,098.50

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Solution

The fourth proportional to 5,088.19, 7,021.32 and 3,098.50 is: 4,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,088.19 : 7,021.32 = 3,098.50 : x
  2. Step 2: Convert to fraction form
    5,088.19/7,021.32 = 3,098.50/x
  3. Step 3: Cross multiply
    5,088.19x = 7,021.32 × 3,098.50
  4. Step 4: Simplify right side
    5,088.19x = 21,755,560.02
  5. Step 5: Solve for x
    x = 21,755,560.02/5,088.19
  6. Step 6: Final answer
    x = 4,275.70

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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.