Home / 10,438.83-14,401.58-6,662.13

Finding the Fourth Proportional to 10,438.83, 14,401.58 and 6,662.13

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Solution

The fourth proportional to 10,438.83, 14,401.58 and 6,662.13 is: 9,191.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,438.83 : 14,401.58 = 6,662.13 : x
  2. Step 2: Convert to fraction form
    10,438.83/14,401.58 = 6,662.13/x
  3. Step 3: Cross multiply
    10,438.83x = 14,401.58 × 6,662.13
  4. Step 4: Simplify right side
    10,438.83x = 95,945,164.85
  5. Step 5: Solve for x
    x = 95,945,164.85/10,438.83
  6. Step 6: Final answer
    x = 9,191.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.