Home / 9,239.28-13,859.01-2,665.50

Finding the Fourth Proportional to 9,239.28, 13,859.01 and 2,665.50

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Solution

The fourth proportional to 9,239.28, 13,859.01 and 2,665.50 is: 3,998.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.28 : 13,859.01 = 2,665.50 : x
  2. Step 2: Convert to fraction form
    9,239.28/13,859.01 = 2,665.50/x
  3. Step 3: Cross multiply
    9,239.28x = 13,859.01 × 2,665.50
  4. Step 4: Simplify right side
    9,239.28x = 36,941,191.16
  5. Step 5: Solve for x
    x = 36,941,191.16/9,239.28
  6. Step 6: Final answer
    x = 3,998.28

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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.