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Finding the Fourth Proportional to 4,718.02, 7,076.12 and 4,483.86

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Solution

The fourth proportional to 4,718.02, 7,076.12 and 4,483.86 is: 6,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.02 : 7,076.12 = 4,483.86 : x
  2. Step 2: Convert to fraction form
    4,718.02/7,076.12 = 4,483.86/x
  3. Step 3: Cross multiply
    4,718.02x = 7,076.12 × 4,483.86
  4. Step 4: Simplify right side
    4,718.02x = 31,728,331.42
  5. Step 5: Solve for x
    x = 31,728,331.42/4,718.02
  6. Step 6: Final answer
    x = 6,724.93

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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.