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Finding the Fourth Proportional to 8,305.59, 11,466.48 and 5,471.93

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Solution

The fourth proportional to 8,305.59, 11,466.48 and 5,471.93 is: 7,554.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,305.59 : 11,466.48 = 5,471.93 : x
  2. Step 2: Convert to fraction form
    8,305.59/11,466.48 = 5,471.93/x
  3. Step 3: Cross multiply
    8,305.59x = 11,466.48 × 5,471.93
  4. Step 4: Simplify right side
    8,305.59x = 62,743,762.06
  5. Step 5: Solve for x
    x = 62,743,762.06/8,305.59
  6. Step 6: Final answer
    x = 7,554.40

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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.