Home / 10,216.13-14,099.47-6,687.16

Finding the Fourth Proportional to 10,216.13, 14,099.47 and 6,687.16

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Solution

The fourth proportional to 10,216.13, 14,099.47 and 6,687.16 is: 9,229.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.13 : 14,099.47 = 6,687.16 : x
  2. Step 2: Convert to fraction form
    10,216.13/14,099.47 = 6,687.16/x
  3. Step 3: Cross multiply
    10,216.13x = 14,099.47 × 6,687.16
  4. Step 4: Simplify right side
    10,216.13x = 94,285,359.84
  5. Step 5: Solve for x
    x = 94,285,359.84/10,216.13
  6. Step 6: Final answer
    x = 9,229.07

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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.