Home / 11,317.80-15,617.76-6,282.24

Finding the Fourth Proportional to 11,317.80, 15,617.76 and 6,282.24

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Solution

The fourth proportional to 11,317.80, 15,617.76 and 6,282.24 is: 8,669.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.80 : 15,617.76 = 6,282.24 : x
  2. Step 2: Convert to fraction form
    11,317.80/15,617.76 = 6,282.24/x
  3. Step 3: Cross multiply
    11,317.80x = 15,617.76 × 6,282.24
  4. Step 4: Simplify right side
    11,317.80x = 98,114,516.58
  5. Step 5: Solve for x
    x = 98,114,516.58/11,317.80
  6. Step 6: Final answer
    x = 8,669.04

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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.