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Finding the Fourth Proportional to 4,831.88, 6,667.08 and 4,585.82

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Solution

The fourth proportional to 4,831.88, 6,667.08 and 4,585.82 is: 6,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.88 : 6,667.08 = 4,585.82 : x
  2. Step 2: Convert to fraction form
    4,831.88/6,667.08 = 4,585.82/x
  3. Step 3: Cross multiply
    4,831.88x = 6,667.08 × 4,585.82
  4. Step 4: Simplify right side
    4,831.88x = 30,574,028.81
  5. Step 5: Solve for x
    x = 30,574,028.81/4,831.88
  6. Step 6: Final answer
    x = 6,327.56

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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.