Home / 10,679.31-14,734.95-6,200.36

Finding the Fourth Proportional to 10,679.31, 14,734.95 and 6,200.36

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Solution

The fourth proportional to 10,679.31, 14,734.95 and 6,200.36 is: 8,555.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,679.31 : 14,734.95 = 6,200.36 : x
  2. Step 2: Convert to fraction form
    10,679.31/14,734.95 = 6,200.36/x
  3. Step 3: Cross multiply
    10,679.31x = 14,734.95 × 6,200.36
  4. Step 4: Simplify right side
    10,679.31x = 91,361,952.91
  5. Step 5: Solve for x
    x = 91,361,952.91/10,679.31
  6. Step 6: Final answer
    x = 8,555.04

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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.