Home / 4,272.49-6,404.93-2,299.19

Finding the Fourth Proportional to 4,272.49, 6,404.93 and 2,299.19

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Solution

The fourth proportional to 4,272.49, 6,404.93 and 2,299.19 is: 3,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.49 : 6,404.93 = 2,299.19 : x
  2. Step 2: Convert to fraction form
    4,272.49/6,404.93 = 2,299.19/x
  3. Step 3: Cross multiply
    4,272.49x = 6,404.93 × 2,299.19
  4. Step 4: Simplify right side
    4,272.49x = 14,726,139.51
  5. Step 5: Solve for x
    x = 14,726,139.51/4,272.49
  6. Step 6: Final answer
    x = 3,446.74

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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.