Home / 7,502.66-10,353.62-4,145.41

Finding the Fourth Proportional to 7,502.66, 10,353.62 and 4,145.41

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Solution

The fourth proportional to 7,502.66, 10,353.62 and 4,145.41 is: 5,720.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502.66 : 10,353.62 = 4,145.41 : x
  2. Step 2: Convert to fraction form
    7,502.66/10,353.62 = 4,145.41/x
  3. Step 3: Cross multiply
    7,502.66x = 10,353.62 × 4,145.41
  4. Step 4: Simplify right side
    7,502.66x = 42,920,023.19
  5. Step 5: Solve for x
    x = 42,920,023.19/7,502.66
  6. Step 6: Final answer
    x = 5,720.64

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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.