Home / 10,972.63-16,426.64-6,799.23

Finding the Fourth Proportional to 10,972.63, 16,426.64 and 6,799.23

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Solution

The fourth proportional to 10,972.63, 16,426.64 and 6,799.23 is: 10,178.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.63 : 16,426.64 = 6,799.23 : x
  2. Step 2: Convert to fraction form
    10,972.63/16,426.64 = 6,799.23/x
  3. Step 3: Cross multiply
    10,972.63x = 16,426.64 × 6,799.23
  4. Step 4: Simplify right side
    10,972.63x = 111,688,445.42
  5. Step 5: Solve for x
    x = 111,688,445.42/10,972.63
  6. Step 6: Final answer
    x = 10,178.82

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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.