Home / 9,632.21-13,291.16-5,382.63

Finding the Fourth Proportional to 9,632.21, 13,291.16 and 5,382.63

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Solution

The fourth proportional to 9,632.21, 13,291.16 and 5,382.63 is: 7,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,632.21 : 13,291.16 = 5,382.63 : x
  2. Step 2: Convert to fraction form
    9,632.21/13,291.16 = 5,382.63/x
  3. Step 3: Cross multiply
    9,632.21x = 13,291.16 × 5,382.63
  4. Step 4: Simplify right side
    9,632.21x = 71,541,369.64
  5. Step 5: Solve for x
    x = 71,541,369.64/9,632.21
  6. Step 6: Final answer
    x = 7,427.31

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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.