Home / 11,317.13-15,619.49-6,282.98

Finding the Fourth Proportional to 11,317.13, 15,619.49 and 6,282.98

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Solution

The fourth proportional to 11,317.13, 15,619.49 and 6,282.98 is: 8,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.13 : 15,619.49 = 6,282.98 : x
  2. Step 2: Convert to fraction form
    11,317.13/15,619.49 = 6,282.98/x
  3. Step 3: Cross multiply
    11,317.13x = 15,619.49 × 6,282.98
  4. Step 4: Simplify right side
    11,317.13x = 98,136,951.24
  5. Step 5: Solve for x
    x = 98,136,951.24/11,317.13
  6. Step 6: Final answer
    x = 8,671.54

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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.