Home / 11,215.36-16,823.04-4,634.31

Finding the Fourth Proportional to 11,215.36, 16,823.04 and 4,634.31

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Solution

The fourth proportional to 11,215.36, 16,823.04 and 4,634.31 is: 6,951.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,215.36 : 16,823.04 = 4,634.31 : x
  2. Step 2: Convert to fraction form
    11,215.36/16,823.04 = 4,634.31/x
  3. Step 3: Cross multiply
    11,215.36x = 16,823.04 × 4,634.31
  4. Step 4: Simplify right side
    11,215.36x = 77,963,254.28
  5. Step 5: Solve for x
    x = 77,963,254.28/11,215.36
  6. Step 6: Final answer
    x = 6,951.47

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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.