Home / 12,262.12-18,395.01-5,688.97

Finding the Fourth Proportional to 12,262.12, 18,395.01 and 5,688.97

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Solution

The fourth proportional to 12,262.12, 18,395.01 and 5,688.97 is: 8,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262.12 : 18,395.01 = 5,688.97 : x
  2. Step 2: Convert to fraction form
    12,262.12/18,395.01 = 5,688.97/x
  3. Step 3: Cross multiply
    12,262.12x = 18,395.01 × 5,688.97
  4. Step 4: Simplify right side
    12,262.12x = 104,648,660.04
  5. Step 5: Solve for x
    x = 104,648,660.04/12,262.12
  6. Step 6: Final answer
    x = 8,534.30

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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.