Home / 10,976.04-15,146.96-6,260.20

Finding the Fourth Proportional to 10,976.04, 15,146.96 and 6,260.20

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Solution

The fourth proportional to 10,976.04, 15,146.96 and 6,260.20 is: 8,639.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.04 : 15,146.96 = 6,260.20 : x
  2. Step 2: Convert to fraction form
    10,976.04/15,146.96 = 6,260.20/x
  3. Step 3: Cross multiply
    10,976.04x = 15,146.96 × 6,260.20
  4. Step 4: Simplify right side
    10,976.04x = 94,822,998.99
  5. Step 5: Solve for x
    x = 94,822,998.99/10,976.04
  6. Step 6: Final answer
    x = 8,639.09

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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.