Home / 10,511.28-14,497.37-6,734.79

Finding the Fourth Proportional to 10,511.28, 14,497.37 and 6,734.79

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Solution

The fourth proportional to 10,511.28, 14,497.37 and 6,734.79 is: 9,288.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.28 : 14,497.37 = 6,734.79 : x
  2. Step 2: Convert to fraction form
    10,511.28/14,497.37 = 6,734.79/x
  3. Step 3: Cross multiply
    10,511.28x = 14,497.37 × 6,734.79
  4. Step 4: Simplify right side
    10,511.28x = 97,636,708.83
  5. Step 5: Solve for x
    x = 97,636,708.83/10,511.28
  6. Step 6: Final answer
    x = 9,288.76

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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.