Home / 11,795.17-16,277.61-6,490.12

Finding the Fourth Proportional to 11,795.17, 16,277.61 and 6,490.12

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Solution

The fourth proportional to 11,795.17, 16,277.61 and 6,490.12 is: 8,956.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.17 : 16,277.61 = 6,490.12 : x
  2. Step 2: Convert to fraction form
    11,795.17/16,277.61 = 6,490.12/x
  3. Step 3: Cross multiply
    11,795.17x = 16,277.61 × 6,490.12
  4. Step 4: Simplify right side
    11,795.17x = 105,643,642.21
  5. Step 5: Solve for x
    x = 105,643,642.21/11,795.17
  6. Step 6: Final answer
    x = 8,956.52

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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.