Home / 9,489.08-13,094.70-5,297.32

Finding the Fourth Proportional to 9,489.08, 13,094.70 and 5,297.32

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Solution

The fourth proportional to 9,489.08, 13,094.70 and 5,297.32 is: 7,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.08 : 13,094.70 = 5,297.32 : x
  2. Step 2: Convert to fraction form
    9,489.08/13,094.70 = 5,297.32/x
  3. Step 3: Cross multiply
    9,489.08x = 13,094.70 × 5,297.32
  4. Step 4: Simplify right side
    9,489.08x = 69,366,816.20
  5. Step 5: Solve for x
    x = 69,366,816.20/9,489.08
  6. Step 6: Final answer
    x = 7,310.17

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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.