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Finding the Fourth Proportional to 6,466.72, 8,927.46 and 4,353.36

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Solution

The fourth proportional to 6,466.72, 8,927.46 and 4,353.36 is: 6,009.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,466.72 : 8,927.46 = 4,353.36 : x
  2. Step 2: Convert to fraction form
    6,466.72/8,927.46 = 4,353.36/x
  3. Step 3: Cross multiply
    6,466.72x = 8,927.46 × 4,353.36
  4. Step 4: Simplify right side
    6,466.72x = 38,864,447.27
  5. Step 5: Solve for x
    x = 38,864,447.27/6,466.72
  6. Step 6: Final answer
    x = 6,009.92

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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.