Home / 9,618.08-13,272.96-5,585.69

Finding the Fourth Proportional to 9,618.08, 13,272.96 and 5,585.69

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Solution

The fourth proportional to 9,618.08, 13,272.96 and 5,585.69 is: 7,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.08 : 13,272.96 = 5,585.69 : x
  2. Step 2: Convert to fraction form
    9,618.08/13,272.96 = 5,585.69/x
  3. Step 3: Cross multiply
    9,618.08x = 13,272.96 × 5,585.69
  4. Step 4: Simplify right side
    9,618.08x = 74,138,573.58
  5. Step 5: Solve for x
    x = 74,138,573.58/9,618.08
  6. Step 6: Final answer
    x = 7,708.25

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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.