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Finding the Fourth Proportional to 6,295.36, 9,447.20 and 6,246.72

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Solution

The fourth proportional to 6,295.36, 9,447.20 and 6,246.72 is: 9,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.36 : 9,447.20 = 6,246.72 : x
  2. Step 2: Convert to fraction form
    6,295.36/9,447.20 = 6,246.72/x
  3. Step 3: Cross multiply
    6,295.36x = 9,447.20 × 6,246.72
  4. Step 4: Simplify right side
    6,295.36x = 59,014,013.18
  5. Step 5: Solve for x
    x = 59,014,013.18/6,295.36
  6. Step 6: Final answer
    x = 9,374.21

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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.