Home / 7,456.19-11,173.80-5,889.32

Finding the Fourth Proportional to 7,456.19, 11,173.80 and 5,889.32

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Solution

The fourth proportional to 7,456.19, 11,173.80 and 5,889.32 is: 8,825.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,456.19 : 11,173.80 = 5,889.32 : x
  2. Step 2: Convert to fraction form
    7,456.19/11,173.80 = 5,889.32/x
  3. Step 3: Cross multiply
    7,456.19x = 11,173.80 × 5,889.32
  4. Step 4: Simplify right side
    7,456.19x = 65,806,083.82
  5. Step 5: Solve for x
    x = 65,806,083.82/7,456.19
  6. Step 6: Final answer
    x = 8,825.70

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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.