Home / 10,693.40-16,039.74-4,845.92

Finding the Fourth Proportional to 10,693.40, 16,039.74 and 4,845.92

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Solution

The fourth proportional to 10,693.40, 16,039.74 and 4,845.92 is: 7,268.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693.40 : 16,039.74 = 4,845.92 : x
  2. Step 2: Convert to fraction form
    10,693.40/16,039.74 = 4,845.92/x
  3. Step 3: Cross multiply
    10,693.40x = 16,039.74 × 4,845.92
  4. Step 4: Simplify right side
    10,693.40x = 77,727,296.86
  5. Step 5: Solve for x
    x = 77,727,296.86/10,693.40
  6. Step 6: Final answer
    x = 7,268.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.