Home / 9,438.09-14,156.41-2,864.31

Finding the Fourth Proportional to 9,438.09, 14,156.41 and 2,864.31

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Solution

The fourth proportional to 9,438.09, 14,156.41 and 2,864.31 is: 4,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.09 : 14,156.41 = 2,864.31 : x
  2. Step 2: Convert to fraction form
    9,438.09/14,156.41 = 2,864.31/x
  3. Step 3: Cross multiply
    9,438.09x = 14,156.41 × 2,864.31
  4. Step 4: Simplify right side
    9,438.09x = 40,548,261.62
  5. Step 5: Solve for x
    x = 40,548,261.62/9,438.09
  6. Step 6: Final answer
    x = 4,296.24

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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.