Home / 4,273.40-6,409.56-1,499.87

Finding the Fourth Proportional to 4,273.40, 6,409.56 and 1,499.87

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Solution

The fourth proportional to 4,273.40, 6,409.56 and 1,499.87 is: 2,249.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,273.40 : 6,409.56 = 1,499.87 : x
  2. Step 2: Convert to fraction form
    4,273.40/6,409.56 = 1,499.87/x
  3. Step 3: Cross multiply
    4,273.40x = 6,409.56 × 1,499.87
  4. Step 4: Simplify right side
    4,273.40x = 9,613,506.76
  5. Step 5: Solve for x
    x = 9,613,506.76/4,273.40
  6. Step 6: Final answer
    x = 2,249.62

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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.