Home / 7,263.10-10,022.78-4,119.88

Finding the Fourth Proportional to 7,263.10, 10,022.78 and 4,119.88

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Solution

The fourth proportional to 7,263.10, 10,022.78 and 4,119.88 is: 5,685.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.10 : 10,022.78 = 4,119.88 : x
  2. Step 2: Convert to fraction form
    7,263.10/10,022.78 = 4,119.88/x
  3. Step 3: Cross multiply
    7,263.10x = 10,022.78 × 4,119.88
  4. Step 4: Simplify right side
    7,263.10x = 41,292,630.27
  5. Step 5: Solve for x
    x = 41,292,630.27/7,263.10
  6. Step 6: Final answer
    x = 5,685.26

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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.