Home / 10,197.14-14,073.64-5,722.70

Finding the Fourth Proportional to 10,197.14, 14,073.64 and 5,722.70

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Solution

The fourth proportional to 10,197.14, 14,073.64 and 5,722.70 is: 7,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,197.14 : 14,073.64 = 5,722.70 : x
  2. Step 2: Convert to fraction form
    10,197.14/14,073.64 = 5,722.70/x
  3. Step 3: Cross multiply
    10,197.14x = 14,073.64 × 5,722.70
  4. Step 4: Simplify right side
    10,197.14x = 80,539,219.63
  5. Step 5: Solve for x
    x = 80,539,219.63/10,197.14
  6. Step 6: Final answer
    x = 7,898.22

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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.