Home / 7,254.45-10,010.39-4,270.11

Finding the Fourth Proportional to 7,254.45, 10,010.39 and 4,270.11

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Solution

The fourth proportional to 7,254.45, 10,010.39 and 4,270.11 is: 5,892.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,254.45 : 10,010.39 = 4,270.11 : x
  2. Step 2: Convert to fraction form
    7,254.45/10,010.39 = 4,270.11/x
  3. Step 3: Cross multiply
    7,254.45x = 10,010.39 × 4,270.11
  4. Step 4: Simplify right side
    7,254.45x = 42,745,407.55
  5. Step 5: Solve for x
    x = 42,745,407.55/7,254.45
  6. Step 6: Final answer
    x = 5,892.30

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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.