Home / 7,287.83-10,935.35-4,821.99

Finding the Fourth Proportional to 7,287.83, 10,935.35 and 4,821.99

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Solution

The fourth proportional to 7,287.83, 10,935.35 and 4,821.99 is: 7,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.83 : 10,935.35 = 4,821.99 : x
  2. Step 2: Convert to fraction form
    7,287.83/10,935.35 = 4,821.99/x
  3. Step 3: Cross multiply
    7,287.83x = 10,935.35 × 4,821.99
  4. Step 4: Simplify right side
    7,287.83x = 52,730,148.35
  5. Step 5: Solve for x
    x = 52,730,148.35/7,287.83
  6. Step 6: Final answer
    x = 7,235.37

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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.