Home / 4,830.48-6,663.69-3,151.11

Finding the Fourth Proportional to 4,830.48, 6,663.69 and 3,151.11

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Solution

The fourth proportional to 4,830.48, 6,663.69 and 3,151.11 is: 4,346.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,830.48 : 6,663.69 = 3,151.11 : x
  2. Step 2: Convert to fraction form
    4,830.48/6,663.69 = 3,151.11/x
  3. Step 3: Cross multiply
    4,830.48x = 6,663.69 × 3,151.11
  4. Step 4: Simplify right side
    4,830.48x = 20,998,020.20
  5. Step 5: Solve for x
    x = 20,998,020.20/4,830.48
  6. Step 6: Final answer
    x = 4,346.98

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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.