Home / 6,767.95-9,342.65-4,116.21

Finding the Fourth Proportional to 6,767.95, 9,342.65 and 4,116.21

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Solution

The fourth proportional to 6,767.95, 9,342.65 and 4,116.21 is: 5,682.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,767.95 : 9,342.65 = 4,116.21 : x
  2. Step 2: Convert to fraction form
    6,767.95/9,342.65 = 4,116.21/x
  3. Step 3: Cross multiply
    6,767.95x = 9,342.65 × 4,116.21
  4. Step 4: Simplify right side
    6,767.95x = 38,456,309.36
  5. Step 5: Solve for x
    x = 38,456,309.36/6,767.95
  6. Step 6: Final answer
    x = 5,682.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.