Home / 4,420.76-6,631.01-1,499.09

Finding the Fourth Proportional to 4,420.76, 6,631.01 and 1,499.09

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Solution

The fourth proportional to 4,420.76, 6,631.01 and 1,499.09 is: 2,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,420.76 : 6,631.01 = 1,499.09 : x
  2. Step 2: Convert to fraction form
    4,420.76/6,631.01 = 1,499.09/x
  3. Step 3: Cross multiply
    4,420.76x = 6,631.01 × 1,499.09
  4. Step 4: Simplify right side
    4,420.76x = 9,940,473.29
  5. Step 5: Solve for x
    x = 9,940,473.29/4,420.76
  6. Step 6: Final answer
    x = 2,248.59

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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.