Home / 10,887.90-16,337.25-4,313.94

Finding the Fourth Proportional to 10,887.90, 16,337.25 and 4,313.94

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Solution

The fourth proportional to 10,887.90, 16,337.25 and 4,313.94 is: 6,473.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887.90 : 16,337.25 = 4,313.94 : x
  2. Step 2: Convert to fraction form
    10,887.90/16,337.25 = 4,313.94/x
  3. Step 3: Cross multiply
    10,887.90x = 16,337.25 × 4,313.94
  4. Step 4: Simplify right side
    10,887.90x = 70,477,916.27
  5. Step 5: Solve for x
    x = 70,477,916.27/10,887.90
  6. Step 6: Final answer
    x = 6,473.05

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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.