Home / 7,561.24-10,434.54-5,199.28

Finding the Fourth Proportional to 7,561.24, 10,434.54 and 5,199.28

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Solution

The fourth proportional to 7,561.24, 10,434.54 and 5,199.28 is: 7,175.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,561.24 : 10,434.54 = 5,199.28 : x
  2. Step 2: Convert to fraction form
    7,561.24/10,434.54 = 5,199.28/x
  3. Step 3: Cross multiply
    7,561.24x = 10,434.54 × 5,199.28
  4. Step 4: Simplify right side
    7,561.24x = 54,252,095.13
  5. Step 5: Solve for x
    x = 54,252,095.13/7,561.24
  6. Step 6: Final answer
    x = 7,175.03

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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.