Home / 7,803.06-11,702.85-2,255.19

Finding the Fourth Proportional to 7,803.06, 11,702.85 and 2,255.19

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Solution

The fourth proportional to 7,803.06, 11,702.85 and 2,255.19 is: 3,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803.06 : 11,702.85 = 2,255.19 : x
  2. Step 2: Convert to fraction form
    7,803.06/11,702.85 = 2,255.19/x
  3. Step 3: Cross multiply
    7,803.06x = 11,702.85 × 2,255.19
  4. Step 4: Simplify right side
    7,803.06x = 26,392,150.29
  5. Step 5: Solve for x
    x = 26,392,150.29/7,803.06
  6. Step 6: Final answer
    x = 3,382.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.