Home / 7,993.22-11,031.45-4,637.06

Finding the Fourth Proportional to 7,993.22, 11,031.45 and 4,637.06

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Solution

The fourth proportional to 7,993.22, 11,031.45 and 4,637.06 is: 6,399.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,993.22 : 11,031.45 = 4,637.06 : x
  2. Step 2: Convert to fraction form
    7,993.22/11,031.45 = 4,637.06/x
  3. Step 3: Cross multiply
    7,993.22x = 11,031.45 × 4,637.06
  4. Step 4: Simplify right side
    7,993.22x = 51,153,495.54
  5. Step 5: Solve for x
    x = 51,153,495.54/7,993.22
  6. Step 6: Final answer
    x = 6,399.61

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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.