Home / 11,795.56-16,277.58-6,417.76

Finding the Fourth Proportional to 11,795.56, 16,277.58 and 6,417.76

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Solution

The fourth proportional to 11,795.56, 16,277.58 and 6,417.76 is: 8,856.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.56 : 16,277.58 = 6,417.76 : x
  2. Step 2: Convert to fraction form
    11,795.56/16,277.58 = 6,417.76/x
  3. Step 3: Cross multiply
    11,795.56x = 16,277.58 × 6,417.76
  4. Step 4: Simplify right side
    11,795.56x = 104,465,601.82
  5. Step 5: Solve for x
    x = 104,465,601.82/11,795.56
  6. Step 6: Final answer
    x = 8,856.35

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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.