Home / 10,884.60-16,326.29-4,311.45

Finding the Fourth Proportional to 10,884.60, 16,326.29 and 4,311.45

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Solution

The fourth proportional to 10,884.60, 16,326.29 and 4,311.45 is: 6,466.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,884.60 : 16,326.29 = 4,311.45 : x
  2. Step 2: Convert to fraction form
    10,884.60/16,326.29 = 4,311.45/x
  3. Step 3: Cross multiply
    10,884.60x = 16,326.29 × 4,311.45
  4. Step 4: Simplify right side
    10,884.60x = 70,389,983.02
  5. Step 5: Solve for x
    x = 70,389,983.02/10,884.60
  6. Step 6: Final answer
    x = 6,466.93

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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.