Home / 9,745.84-13,445.76-5,551.66

Finding the Fourth Proportional to 9,745.84, 13,445.76 and 5,551.66

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Solution

The fourth proportional to 9,745.84, 13,445.76 and 5,551.66 is: 7,659.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,745.84 : 13,445.76 = 5,551.66 : x
  2. Step 2: Convert to fraction form
    9,745.84/13,445.76 = 5,551.66/x
  3. Step 3: Cross multiply
    9,745.84x = 13,445.76 × 5,551.66
  4. Step 4: Simplify right side
    9,745.84x = 74,646,287.96
  5. Step 5: Solve for x
    x = 74,646,287.96/9,745.84
  6. Step 6: Final answer
    x = 7,659.30

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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.