Home / 11,099.78-15,317.64-6,064.29

Finding the Fourth Proportional to 11,099.78, 15,317.64 and 6,064.29

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Solution

The fourth proportional to 11,099.78, 15,317.64 and 6,064.29 is: 8,368.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.78 : 15,317.64 = 6,064.29 : x
  2. Step 2: Convert to fraction form
    11,099.78/15,317.64 = 6,064.29/x
  3. Step 3: Cross multiply
    11,099.78x = 15,317.64 × 6,064.29
  4. Step 4: Simplify right side
    11,099.78x = 92,890,611.08
  5. Step 5: Solve for x
    x = 92,890,611.08/11,099.78
  6. Step 6: Final answer
    x = 8,368.69

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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.