Home / 10,046.40-13,823.28-8,247.26

Finding the Fourth Proportional to 10,046.40, 13,823.28 and 8,247.26

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Solution

The fourth proportional to 10,046.40, 13,823.28 and 8,247.26 is: 11,347.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,046.40 : 13,823.28 = 8,247.26 : x
  2. Step 2: Convert to fraction form
    10,046.40/13,823.28 = 8,247.26/x
  3. Step 3: Cross multiply
    10,046.40x = 13,823.28 × 8,247.26
  4. Step 4: Simplify right side
    10,046.40x = 114,004,166.93
  5. Step 5: Solve for x
    x = 114,004,166.93/10,046.40
  6. Step 6: Final answer
    x = 11,347.77

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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.