Home / 11,795.61-16,277.48-6,490.11

Finding the Fourth Proportional to 11,795.61, 16,277.48 and 6,490.11

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Solution

The fourth proportional to 11,795.61, 16,277.48 and 6,490.11 is: 8,956.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,795.61 : 16,277.48 = 6,490.11 : x
  2. Step 2: Convert to fraction form
    11,795.61/16,277.48 = 6,490.11/x
  3. Step 3: Cross multiply
    11,795.61x = 16,277.48 × 6,490.11
  4. Step 4: Simplify right side
    11,795.61x = 105,642,635.72
  5. Step 5: Solve for x
    x = 105,642,635.72/11,795.61
  6. Step 6: Final answer
    x = 8,956.10

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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.