Home / 10,789.02-14,885.94-6,313.87

Finding the Fourth Proportional to 10,789.02, 14,885.94 and 6,313.87

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Solution

The fourth proportional to 10,789.02, 14,885.94 and 6,313.87 is: 8,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.02 : 14,885.94 = 6,313.87 : x
  2. Step 2: Convert to fraction form
    10,789.02/14,885.94 = 6,313.87/x
  3. Step 3: Cross multiply
    10,789.02x = 14,885.94 × 6,313.87
  4. Step 4: Simplify right side
    10,789.02x = 93,987,889.99
  5. Step 5: Solve for x
    x = 93,987,889.99/10,789.02
  6. Step 6: Final answer
    x = 8,711.44

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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.