Home / 7,031.22-10,540.31-3,335.18

Finding the Fourth Proportional to 7,031.22, 10,540.31 and 3,335.18

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Solution

The fourth proportional to 7,031.22, 10,540.31 and 3,335.18 is: 4,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,031.22 : 10,540.31 = 3,335.18 : x
  2. Step 2: Convert to fraction form
    7,031.22/10,540.31 = 3,335.18/x
  3. Step 3: Cross multiply
    7,031.22x = 10,540.31 × 3,335.18
  4. Step 4: Simplify right side
    7,031.22x = 35,153,831.11
  5. Step 5: Solve for x
    x = 35,153,831.11/7,031.22
  6. Step 6: Final answer
    x = 4,999.68

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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.