Home / 7,831.14-11,746.74-2,566.11

Finding the Fourth Proportional to 7,831.14, 11,746.74 and 2,566.11

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Solution

The fourth proportional to 7,831.14, 11,746.74 and 2,566.11 is: 3,849.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831.14 : 11,746.74 = 2,566.11 : x
  2. Step 2: Convert to fraction form
    7,831.14/11,746.74 = 2,566.11/x
  3. Step 3: Cross multiply
    7,831.14x = 11,746.74 × 2,566.11
  4. Step 4: Simplify right side
    7,831.14x = 30,143,426.98
  5. Step 5: Solve for x
    x = 30,143,426.98/7,831.14
  6. Step 6: Final answer
    x = 3,849.17

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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.