Home / 10,807.83-14,914.73-6,330.62

Finding the Fourth Proportional to 10,807.83, 14,914.73 and 6,330.62

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Solution

The fourth proportional to 10,807.83, 14,914.73 and 6,330.62 is: 8,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,807.83 : 14,914.73 = 6,330.62 : x
  2. Step 2: Convert to fraction form
    10,807.83/14,914.73 = 6,330.62/x
  3. Step 3: Cross multiply
    10,807.83x = 14,914.73 × 6,330.62
  4. Step 4: Simplify right side
    10,807.83x = 94,419,541.15
  5. Step 5: Solve for x
    x = 94,419,541.15/10,807.83
  6. Step 6: Final answer
    x = 8,736.22

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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.