Home / 11,063.04-15,246-7,913.76

Finding the Fourth Proportional to 11,063.04, 15,246 and 7,913.76

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Solution

The fourth proportional to 11,063.04, 15,246 and 7,913.76 is: 10,905.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,063.04 : 15,246 = 7,913.76 : x
  2. Step 2: Convert to fraction form
    11,063.04/15,246 = 7,913.76/x
  3. Step 3: Cross multiply
    11,063.04x = 15,246 × 7,913.76
  4. Step 4: Simplify right side
    11,063.04x = 120,653,184.96
  5. Step 5: Solve for x
    x = 120,653,184.96/11,063.04
  6. Step 6: Final answer
    x = 10,905.97

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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.