Home / 11,557.71-15,949.77-6,252.63

Finding the Fourth Proportional to 11,557.71, 15,949.77 and 6,252.63

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Solution

The fourth proportional to 11,557.71, 15,949.77 and 6,252.63 is: 8,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.71 : 15,949.77 = 6,252.63 : x
  2. Step 2: Convert to fraction form
    11,557.71/15,949.77 = 6,252.63/x
  3. Step 3: Cross multiply
    11,557.71x = 15,949.77 × 6,252.63
  4. Step 4: Simplify right side
    11,557.71x = 99,728,010.40
  5. Step 5: Solve for x
    x = 99,728,010.40/11,557.71
  6. Step 6: Final answer
    x = 8,628.70

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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.