Home / 11,035.56-15,225.90-6,318.92

Finding the Fourth Proportional to 11,035.56, 15,225.90 and 6,318.92

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Solution

The fourth proportional to 11,035.56, 15,225.90 and 6,318.92 is: 8,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.56 : 15,225.90 = 6,318.92 : x
  2. Step 2: Convert to fraction form
    11,035.56/15,225.90 = 6,318.92/x
  3. Step 3: Cross multiply
    11,035.56x = 15,225.90 × 6,318.92
  4. Step 4: Simplify right side
    11,035.56x = 96,211,244.03
  5. Step 5: Solve for x
    x = 96,211,244.03/11,035.56
  6. Step 6: Final answer
    x = 8,718.29

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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.