Home / 11,806.95-16,293.59-6,501.76

Finding the Fourth Proportional to 11,806.95, 16,293.59 and 6,501.76

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Solution

The fourth proportional to 11,806.95, 16,293.59 and 6,501.76 is: 8,972.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,806.95 : 16,293.59 = 6,501.76 : x
  2. Step 2: Convert to fraction form
    11,806.95/16,293.59 = 6,501.76/x
  3. Step 3: Cross multiply
    11,806.95x = 16,293.59 × 6,501.76
  4. Step 4: Simplify right side
    11,806.95x = 105,937,011.72
  5. Step 5: Solve for x
    x = 105,937,011.72/11,806.95
  6. Step 6: Final answer
    x = 8,972.43

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Double scale
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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.