Home / 10,838.70-16,267.31-7,726.32

Finding the Fourth Proportional to 10,838.70, 16,267.31 and 7,726.32

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Solution

The fourth proportional to 10,838.70, 16,267.31 and 7,726.32 is: 11,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.70 : 16,267.31 = 7,726.32 : x
  2. Step 2: Convert to fraction form
    10,838.70/16,267.31 = 7,726.32/x
  3. Step 3: Cross multiply
    10,838.70x = 16,267.31 × 7,726.32
  4. Step 4: Simplify right side
    10,838.70x = 125,686,432.94
  5. Step 5: Solve for x
    x = 125,686,432.94/10,838.70
  6. Step 6: Final answer
    x = 11,596.08

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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.