Home / 7,831.92-10,808.33-4,295.15

Finding the Fourth Proportional to 7,831.92, 10,808.33 and 4,295.15

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Solution

The fourth proportional to 7,831.92, 10,808.33 and 4,295.15 is: 5,927.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.92 : 10,808.33 = 4,295.15 : x
  2. Step 2: Convert to fraction form
    7,831.92/10,808.33 = 4,295.15/x
  3. Step 3: Cross multiply
    7,831.92x = 10,808.33 × 4,295.15
  4. Step 4: Simplify right side
    7,831.92x = 46,423,323.08
  5. Step 5: Solve for x
    x = 46,423,323.08/7,831.92
  6. Step 6: Final answer
    x = 5,927.45

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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.