Home / 10,816.67-14,928.44-6,342.17

Finding the Fourth Proportional to 10,816.67, 14,928.44 and 6,342.17

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Solution

The fourth proportional to 10,816.67, 14,928.44 and 6,342.17 is: 8,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.67 : 14,928.44 = 6,342.17 : x
  2. Step 2: Convert to fraction form
    10,816.67/14,928.44 = 6,342.17/x
  3. Step 3: Cross multiply
    10,816.67x = 14,928.44 × 6,342.17
  4. Step 4: Simplify right side
    10,816.67x = 94,678,597.96
  5. Step 5: Solve for x
    x = 94,678,597.96/10,816.67
  6. Step 6: Final answer
    x = 8,753.02

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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.