Home / 4,078.17-6,118.29-1,888.47

Finding the Fourth Proportional to 4,078.17, 6,118.29 and 1,888.47

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Solution

The fourth proportional to 4,078.17, 6,118.29 and 1,888.47 is: 2,833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.17 : 6,118.29 = 1,888.47 : x
  2. Step 2: Convert to fraction form
    4,078.17/6,118.29 = 1,888.47/x
  3. Step 3: Cross multiply
    4,078.17x = 6,118.29 × 1,888.47
  4. Step 4: Simplify right side
    4,078.17x = 11,554,207.12
  5. Step 5: Solve for x
    x = 11,554,207.12/4,078.17
  6. Step 6: Final answer
    x = 2,833.18

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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.