Home / 11,260.06-15,528.55-6,776.03

Finding the Fourth Proportional to 11,260.06, 15,528.55 and 6,776.03

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Solution

The fourth proportional to 11,260.06, 15,528.55 and 6,776.03 is: 9,344.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,260.06 : 15,528.55 = 6,776.03 : x
  2. Step 2: Convert to fraction form
    11,260.06/15,528.55 = 6,776.03/x
  3. Step 3: Cross multiply
    11,260.06x = 15,528.55 × 6,776.03
  4. Step 4: Simplify right side
    11,260.06x = 105,221,920.66
  5. Step 5: Solve for x
    x = 105,221,920.66/11,260.06
  6. Step 6: Final answer
    x = 9,344.70

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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.