Home / 2,262.18-3,393.15-618.69

Finding the Fourth Proportional to 2,262.18, 3,393.15 and 618.69

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Solution

The fourth proportional to 2,262.18, 3,393.15 and 618.69 is: 928.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.18 : 3,393.15 = 618.69 : x
  2. Step 2: Convert to fraction form
    2,262.18/3,393.15 = 618.69/x
  3. Step 3: Cross multiply
    2,262.18x = 3,393.15 × 618.69
  4. Step 4: Simplify right side
    2,262.18x = 2,099,307.97
  5. Step 5: Solve for x
    x = 2,099,307.97/2,262.18
  6. Step 6: Final answer
    x = 928.00

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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.