Home / 8,368.38-11,548.27-4,831.51

Finding the Fourth Proportional to 8,368.38, 11,548.27 and 4,831.51

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Solution

The fourth proportional to 8,368.38, 11,548.27 and 4,831.51 is: 6,667.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.38 : 11,548.27 = 4,831.51 : x
  2. Step 2: Convert to fraction form
    8,368.38/11,548.27 = 4,831.51/x
  3. Step 3: Cross multiply
    8,368.38x = 11,548.27 × 4,831.51
  4. Step 4: Simplify right side
    8,368.38x = 55,795,581.99
  5. Step 5: Solve for x
    x = 55,795,581.99/8,368.38
  6. Step 6: Final answer
    x = 6,667.43

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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.