Home / 7,831.08-10,806.89-4,294.35

Finding the Fourth Proportional to 7,831.08, 10,806.89 and 4,294.35

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Solution

The fourth proportional to 7,831.08, 10,806.89 and 4,294.35 is: 5,926.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.08 : 10,806.89 = 4,294.35 : x
  2. Step 2: Convert to fraction form
    7,831.08/10,806.89 = 4,294.35/x
  3. Step 3: Cross multiply
    7,831.08x = 10,806.89 × 4,294.35
  4. Step 4: Simplify right side
    7,831.08x = 46,408,546.60
  5. Step 5: Solve for x
    x = 46,408,546.60/7,831.08
  6. Step 6: Final answer
    x = 5,926.20

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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.