Home / 8,453.45-11,663.13-5,097.32

Finding the Fourth Proportional to 8,453.45, 11,663.13 and 5,097.32

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Solution

The fourth proportional to 8,453.45, 11,663.13 and 5,097.32 is: 7,032.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,453.45 : 11,663.13 = 5,097.32 : x
  2. Step 2: Convert to fraction form
    8,453.45/11,663.13 = 5,097.32/x
  3. Step 3: Cross multiply
    8,453.45x = 11,663.13 × 5,097.32
  4. Step 4: Simplify right side
    8,453.45x = 59,450,647.50
  5. Step 5: Solve for x
    x = 59,450,647.50/8,453.45
  6. Step 6: Final answer
    x = 7,032.71

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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.