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Finding the Fourth Proportional to 9,483.48, 13,074.48 and 6,647.04

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Solution

The fourth proportional to 9,483.48, 13,074.48 and 6,647.04 is: 9,164.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,483.48 : 13,074.48 = 6,647.04 : x
  2. Step 2: Convert to fraction form
    9,483.48/13,074.48 = 6,647.04/x
  3. Step 3: Cross multiply
    9,483.48x = 13,074.48 × 6,647.04
  4. Step 4: Simplify right side
    9,483.48x = 86,906,591.54
  5. Step 5: Solve for x
    x = 86,906,591.54/9,483.48
  6. Step 6: Final answer
    x = 9,164.00

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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.