Home / 11,317.56-15,619.16-6,282.29

Finding the Fourth Proportional to 11,317.56, 15,619.16 and 6,282.29

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Solution

The fourth proportional to 11,317.56, 15,619.16 and 6,282.29 is: 8,670.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.56 : 15,619.16 = 6,282.29 : x
  2. Step 2: Convert to fraction form
    11,317.56/15,619.16 = 6,282.29/x
  3. Step 3: Cross multiply
    11,317.56x = 15,619.16 × 6,282.29
  4. Step 4: Simplify right side
    11,317.56x = 98,124,147.43
  5. Step 5: Solve for x
    x = 98,124,147.43/11,317.56
  6. Step 6: Final answer
    x = 8,670.08

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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.