Home / 8,155.98-11,247.51-5,473.26

Finding the Fourth Proportional to 8,155.98, 11,247.51 and 5,473.26

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Solution

The fourth proportional to 8,155.98, 11,247.51 and 5,473.26 is: 7,547.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,155.98 : 11,247.51 = 5,473.26 : x
  2. Step 2: Convert to fraction form
    8,155.98/11,247.51 = 5,473.26/x
  3. Step 3: Cross multiply
    8,155.98x = 11,247.51 × 5,473.26
  4. Step 4: Simplify right side
    8,155.98x = 61,560,546.58
  5. Step 5: Solve for x
    x = 61,560,546.58/8,155.98
  6. Step 6: Final answer
    x = 7,547.90

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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.