Home / 9,847.26-13,589.10-5,655.51

Finding the Fourth Proportional to 9,847.26, 13,589.10 and 5,655.51

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Solution

The fourth proportional to 9,847.26, 13,589.10 and 5,655.51 is: 7,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.26 : 13,589.10 = 5,655.51 : x
  2. Step 2: Convert to fraction form
    9,847.26/13,589.10 = 5,655.51/x
  3. Step 3: Cross multiply
    9,847.26x = 13,589.10 × 5,655.51
  4. Step 4: Simplify right side
    9,847.26x = 76,853,290.94
  5. Step 5: Solve for x
    x = 76,853,290.94/9,847.26
  6. Step 6: Final answer
    x = 7,804.54

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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.