Home / 5,301.32-7,317.09-3,509.19

Finding the Fourth Proportional to 5,301.32, 7,317.09 and 3,509.19

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Solution

The fourth proportional to 5,301.32, 7,317.09 and 3,509.19 is: 4,843.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.32 : 7,317.09 = 3,509.19 : x
  2. Step 2: Convert to fraction form
    5,301.32/7,317.09 = 3,509.19/x
  3. Step 3: Cross multiply
    5,301.32x = 7,317.09 × 3,509.19
  4. Step 4: Simplify right side
    5,301.32x = 25,677,059.06
  5. Step 5: Solve for x
    x = 25,677,059.06/5,301.32
  6. Step 6: Final answer
    x = 4,843.53

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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.