Home / 10,933.40-16,408.20-4,364.30

Finding the Fourth Proportional to 10,933.40, 16,408.20 and 4,364.30

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Solution

The fourth proportional to 10,933.40, 16,408.20 and 4,364.30 is: 6,549.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.40 : 16,408.20 = 4,364.30 : x
  2. Step 2: Convert to fraction form
    10,933.40/16,408.20 = 4,364.30/x
  3. Step 3: Cross multiply
    10,933.40x = 16,408.20 × 4,364.30
  4. Step 4: Simplify right side
    10,933.40x = 71,610,307.26
  5. Step 5: Solve for x
    x = 71,610,307.26/10,933.40
  6. Step 6: Final answer
    x = 6,549.68

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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.