Home / 11,754.48-17,620.47-4,356.95

Finding the Fourth Proportional to 11,754.48, 17,620.47 and 4,356.95

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Solution

The fourth proportional to 11,754.48, 17,620.47 and 4,356.95 is: 6,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754.48 : 17,620.47 = 4,356.95 : x
  2. Step 2: Convert to fraction form
    11,754.48/17,620.47 = 4,356.95/x
  3. Step 3: Cross multiply
    11,754.48x = 17,620.47 × 4,356.95
  4. Step 4: Simplify right side
    11,754.48x = 76,771,506.77
  5. Step 5: Solve for x
    x = 76,771,506.77/11,754.48
  6. Step 6: Final answer
    x = 6,531.26

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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.