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Finding the Fourth Proportional to 4,831.58, 6,617.63 and 4,547.88

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Solution

The fourth proportional to 4,831.58, 6,617.63 and 4,547.88 is: 6,229.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,831.58 : 6,617.63 = 4,547.88 : x
  2. Step 2: Convert to fraction form
    4,831.58/6,617.63 = 4,547.88/x
  3. Step 3: Cross multiply
    4,831.58x = 6,617.63 × 4,547.88
  4. Step 4: Simplify right side
    4,831.58x = 30,096,164.39
  5. Step 5: Solve for x
    x = 30,096,164.39/4,831.58
  6. Step 6: Final answer
    x = 6,229.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.