Home / 8,236.50-11,366.28-4,699.62

Finding the Fourth Proportional to 8,236.50, 11,366.28 and 4,699.62

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Solution

The fourth proportional to 8,236.50, 11,366.28 and 4,699.62 is: 6,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.50 : 11,366.28 = 4,699.62 : x
  2. Step 2: Convert to fraction form
    8,236.50/11,366.28 = 4,699.62/x
  3. Step 3: Cross multiply
    8,236.50x = 11,366.28 × 4,699.62
  4. Step 4: Simplify right side
    8,236.50x = 53,417,196.81
  5. Step 5: Solve for x
    x = 53,417,196.81/8,236.50
  6. Step 6: Final answer
    x = 6,485.42

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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.