Home / 7,253.43-10,008.81-4,109.63

Finding the Fourth Proportional to 7,253.43, 10,008.81 and 4,109.63

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Solution

The fourth proportional to 7,253.43, 10,008.81 and 4,109.63 is: 5,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.43 : 10,008.81 = 4,109.63 : x
  2. Step 2: Convert to fraction form
    7,253.43/10,008.81 = 4,109.63/x
  3. Step 3: Cross multiply
    7,253.43x = 10,008.81 × 4,109.63
  4. Step 4: Simplify right side
    7,253.43x = 41,132,455.80
  5. Step 5: Solve for x
    x = 41,132,455.80/7,253.43
  6. Step 6: Final answer
    x = 5,670.76

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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.