Home / 11,099.04-15,317.64-6,384.96

Finding the Fourth Proportional to 11,099.04, 15,317.64 and 6,384.96

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Solution

The fourth proportional to 11,099.04, 15,317.64 and 6,384.96 is: 8,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,099.04 : 15,317.64 = 6,384.96 : x
  2. Step 2: Convert to fraction form
    11,099.04/15,317.64 = 6,384.96/x
  3. Step 3: Cross multiply
    11,099.04x = 15,317.64 × 6,384.96
  4. Step 4: Simplify right side
    11,099.04x = 97,802,518.69
  5. Step 5: Solve for x
    x = 97,802,518.69/11,099.04
  6. Step 6: Final answer
    x = 8,811.80

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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.