Home / 9,012.41-13,519.91-2,772.95

Finding the Fourth Proportional to 9,012.41, 13,519.91 and 2,772.95

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Solution

The fourth proportional to 9,012.41, 13,519.91 and 2,772.95 is: 4,159.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.41 : 13,519.91 = 2,772.95 : x
  2. Step 2: Convert to fraction form
    9,012.41/13,519.91 = 2,772.95/x
  3. Step 3: Cross multiply
    9,012.41x = 13,519.91 × 2,772.95
  4. Step 4: Simplify right side
    9,012.41x = 37,490,024.47
  5. Step 5: Solve for x
    x = 37,490,024.47/9,012.41
  6. Step 6: Final answer
    x = 4,159.82

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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.