Home / 9,633.71-13,295.76-5,655.20

Finding the Fourth Proportional to 9,633.71, 13,295.76 and 5,655.20

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Solution

The fourth proportional to 9,633.71, 13,295.76 and 5,655.20 is: 7,804.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,633.71 : 13,295.76 = 5,655.20 : x
  2. Step 2: Convert to fraction form
    9,633.71/13,295.76 = 5,655.20/x
  3. Step 3: Cross multiply
    9,633.71x = 13,295.76 × 5,655.20
  4. Step 4: Simplify right side
    9,633.71x = 75,190,115.47
  5. Step 5: Solve for x
    x = 75,190,115.47/9,633.71
  6. Step 6: Final answer
    x = 7,804.90

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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.