Home / 7,549.72-10,418.15-4,192.33

Finding the Fourth Proportional to 7,549.72, 10,418.15 and 4,192.33

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Solution

The fourth proportional to 7,549.72, 10,418.15 and 4,192.33 is: 5,785.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.72 : 10,418.15 = 4,192.33 : x
  2. Step 2: Convert to fraction form
    7,549.72/10,418.15 = 4,192.33/x
  3. Step 3: Cross multiply
    7,549.72x = 10,418.15 × 4,192.33
  4. Step 4: Simplify right side
    7,549.72x = 43,676,322.79
  5. Step 5: Solve for x
    x = 43,676,322.79/7,549.72
  6. Step 6: Final answer
    x = 5,785.16

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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.