Home / 10,028.04-15,031.92-4,831.08

Finding the Fourth Proportional to 10,028.04, 15,031.92 and 4,831.08

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Solution

The fourth proportional to 10,028.04, 15,031.92 and 4,831.08 is: 7,241.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.04 : 15,031.92 = 4,831.08 : x
  2. Step 2: Convert to fraction form
    10,028.04/15,031.92 = 4,831.08/x
  3. Step 3: Cross multiply
    10,028.04x = 15,031.92 × 4,831.08
  4. Step 4: Simplify right side
    10,028.04x = 72,620,408.07
  5. Step 5: Solve for x
    x = 72,620,408.07/10,028.04
  6. Step 6: Final answer
    x = 7,241.73

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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.