Home / 4,248.99-6,364.97-3,320.19

Finding the Fourth Proportional to 4,248.99, 6,364.97 and 3,320.19

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Solution

The fourth proportional to 4,248.99, 6,364.97 and 3,320.19 is: 4,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,248.99 : 6,364.97 = 3,320.19 : x
  2. Step 2: Convert to fraction form
    4,248.99/6,364.97 = 3,320.19/x
  3. Step 3: Cross multiply
    4,248.99x = 6,364.97 × 3,320.19
  4. Step 4: Simplify right side
    4,248.99x = 21,132,909.74
  5. Step 5: Solve for x
    x = 21,132,909.74/4,248.99
  6. Step 6: Final answer
    x = 4,973.63

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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.