Home / 10,721.08-14,794.41-6,246.10

Finding the Fourth Proportional to 10,721.08, 14,794.41 and 6,246.10

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Solution

The fourth proportional to 10,721.08, 14,794.41 and 6,246.10 is: 8,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,721.08 : 14,794.41 = 6,246.10 : x
  2. Step 2: Convert to fraction form
    10,721.08/14,794.41 = 6,246.10/x
  3. Step 3: Cross multiply
    10,721.08x = 14,794.41 × 6,246.10
  4. Step 4: Simplify right side
    10,721.08x = 92,407,364.30
  5. Step 5: Solve for x
    x = 92,407,364.30/10,721.08
  6. Step 6: Final answer
    x = 8,619.22

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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.