Home / 9,996.17-13,790.12-6,460.52

Finding the Fourth Proportional to 9,996.17, 13,790.12 and 6,460.52

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Solution

The fourth proportional to 9,996.17, 13,790.12 and 6,460.52 is: 8,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.17 : 13,790.12 = 6,460.52 : x
  2. Step 2: Convert to fraction form
    9,996.17/13,790.12 = 6,460.52/x
  3. Step 3: Cross multiply
    9,996.17x = 13,790.12 × 6,460.52
  4. Step 4: Simplify right side
    9,996.17x = 89,091,244.81
  5. Step 5: Solve for x
    x = 89,091,244.81/9,996.17
  6. Step 6: Final answer
    x = 8,912.54

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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.