Home / 10,719.72-14,795.04-6,246.12

Finding the Fourth Proportional to 10,719.72, 14,795.04 and 6,246.12

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Solution

The fourth proportional to 10,719.72, 14,795.04 and 6,246.12 is: 8,620.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719.72 : 14,795.04 = 6,246.12 : x
  2. Step 2: Convert to fraction form
    10,719.72/14,795.04 = 6,246.12/x
  3. Step 3: Cross multiply
    10,719.72x = 14,795.04 × 6,246.12
  4. Step 4: Simplify right side
    10,719.72x = 92,411,542.64
  5. Step 5: Solve for x
    x = 92,411,542.64/10,719.72
  6. Step 6: Final answer
    x = 8,620.71

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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.