Home / 9,434.22-14,155.50-3,888.78

Finding the Fourth Proportional to 9,434.22, 14,155.50 and 3,888.78

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Solution

The fourth proportional to 9,434.22, 14,155.50 and 3,888.78 is: 5,834.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,434.22 : 14,155.50 = 3,888.78 : x
  2. Step 2: Convert to fraction form
    9,434.22/14,155.50 = 3,888.78/x
  3. Step 3: Cross multiply
    9,434.22x = 14,155.50 × 3,888.78
  4. Step 4: Simplify right side
    9,434.22x = 55,047,625.29
  5. Step 5: Solve for x
    x = 55,047,625.29/9,434.22
  6. Step 6: Final answer
    x = 5,834.89

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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.