Home / 9,618.64-13,273.74-5,426.92

Finding the Fourth Proportional to 9,618.64, 13,273.74 and 5,426.92

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Solution

The fourth proportional to 9,618.64, 13,273.74 and 5,426.92 is: 7,489.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.64 : 13,273.74 = 5,426.92 : x
  2. Step 2: Convert to fraction form
    9,618.64/13,273.74 = 5,426.92/x
  3. Step 3: Cross multiply
    9,618.64x = 13,273.74 × 5,426.92
  4. Step 4: Simplify right side
    9,618.64x = 72,035,525.08
  5. Step 5: Solve for x
    x = 72,035,525.08/9,618.64
  6. Step 6: Final answer
    x = 7,489.16

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Double scale
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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.