Home / 10,206.66-14,093.52-8,318.52

Finding the Fourth Proportional to 10,206.66, 14,093.52 and 8,318.52

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Solution

The fourth proportional to 10,206.66, 14,093.52 and 8,318.52 is: 11,486.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.66 : 14,093.52 = 8,318.52 : x
  2. Step 2: Convert to fraction form
    10,206.66/14,093.52 = 8,318.52/x
  3. Step 3: Cross multiply
    10,206.66x = 14,093.52 × 8,318.52
  4. Step 4: Simplify right side
    10,206.66x = 117,237,227.99
  5. Step 5: Solve for x
    x = 117,237,227.99/10,206.66
  6. Step 6: Final answer
    x = 11,486.35

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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.