Home / 7,218.90-10,828.35-2,024.10

Finding the Fourth Proportional to 7,218.90, 10,828.35 and 2,024.10

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Solution

The fourth proportional to 7,218.90, 10,828.35 and 2,024.10 is: 3,036.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,218.90 : 10,828.35 = 2,024.10 : x
  2. Step 2: Convert to fraction form
    7,218.90/10,828.35 = 2,024.10/x
  3. Step 3: Cross multiply
    7,218.90x = 10,828.35 × 2,024.10
  4. Step 4: Simplify right side
    7,218.90x = 21,917,663.24
  5. Step 5: Solve for x
    x = 21,917,663.24/7,218.90
  6. Step 6: Final answer
    x = 3,036.15

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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.