Home / 3,515.46-4,851.52-1,943.66

Finding the Fourth Proportional to 3,515.46, 4,851.52 and 1,943.66

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Solution

The fourth proportional to 3,515.46, 4,851.52 and 1,943.66 is: 2,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.46 : 4,851.52 = 1,943.66 : x
  2. Step 2: Convert to fraction form
    3,515.46/4,851.52 = 1,943.66/x
  3. Step 3: Cross multiply
    3,515.46x = 4,851.52 × 1,943.66
  4. Step 4: Simplify right side
    3,515.46x = 9,429,705.36
  5. Step 5: Solve for x
    x = 9,429,705.36/3,515.46
  6. Step 6: Final answer
    x = 2,682.35

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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.