Home / 11,240.74-16,849.29-4,216.18

Finding the Fourth Proportional to 11,240.74, 16,849.29 and 4,216.18

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Solution

The fourth proportional to 11,240.74, 16,849.29 and 4,216.18 is: 6,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.74 : 16,849.29 = 4,216.18 : x
  2. Step 2: Convert to fraction form
    11,240.74/16,849.29 = 4,216.18/x
  3. Step 3: Cross multiply
    11,240.74x = 16,849.29 × 4,216.18
  4. Step 4: Simplify right side
    11,240.74x = 71,039,639.51
  5. Step 5: Solve for x
    x = 71,039,639.51/11,240.74
  6. Step 6: Final answer
    x = 6,319.84

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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.