Home / 5,145.03-7,097.36-3,253.10

Finding the Fourth Proportional to 5,145.03, 7,097.36 and 3,253.10

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Solution

The fourth proportional to 5,145.03, 7,097.36 and 3,253.10 is: 4,487.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145.03 : 7,097.36 = 3,253.10 : x
  2. Step 2: Convert to fraction form
    5,145.03/7,097.36 = 3,253.10/x
  3. Step 3: Cross multiply
    5,145.03x = 7,097.36 × 3,253.10
  4. Step 4: Simplify right side
    5,145.03x = 23,088,370.06
  5. Step 5: Solve for x
    x = 23,088,370.06/5,145.03
  6. Step 6: Final answer
    x = 4,487.51

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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.