Home / 9,438.05-14,157.05-2,864.23

Finding the Fourth Proportional to 9,438.05, 14,157.05 and 2,864.23

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Solution

The fourth proportional to 9,438.05, 14,157.05 and 2,864.23 is: 4,296.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.05 : 14,157.05 = 2,864.23 : x
  2. Step 2: Convert to fraction form
    9,438.05/14,157.05 = 2,864.23/x
  3. Step 3: Cross multiply
    9,438.05x = 14,157.05 × 2,864.23
  4. Step 4: Simplify right side
    9,438.05x = 40,548,997.61
  5. Step 5: Solve for x
    x = 40,548,997.61/9,438.05
  6. Step 6: Final answer
    x = 4,296.33

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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.