Home / 11,764.56-16,235.07-6,459.39

Finding the Fourth Proportional to 11,764.56, 16,235.07 and 6,459.39

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Solution

The fourth proportional to 11,764.56, 16,235.07 and 6,459.39 is: 8,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,764.56 : 16,235.07 = 6,459.39 : x
  2. Step 2: Convert to fraction form
    11,764.56/16,235.07 = 6,459.39/x
  3. Step 3: Cross multiply
    11,764.56x = 16,235.07 × 6,459.39
  4. Step 4: Simplify right side
    11,764.56x = 104,868,648.81
  5. Step 5: Solve for x
    x = 104,868,648.81/11,764.56
  6. Step 6: Final answer
    x = 8,913.95

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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.