Home / 7,434.12-10,259.19-4,076.88

Finding the Fourth Proportional to 7,434.12, 10,259.19 and 4,076.88

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Solution

The fourth proportional to 7,434.12, 10,259.19 and 4,076.88 is: 5,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.12 : 10,259.19 = 4,076.88 : x
  2. Step 2: Convert to fraction form
    7,434.12/10,259.19 = 4,076.88/x
  3. Step 3: Cross multiply
    7,434.12x = 10,259.19 × 4,076.88
  4. Step 4: Simplify right side
    7,434.12x = 41,825,486.53
  5. Step 5: Solve for x
    x = 41,825,486.53/7,434.12
  6. Step 6: Final answer
    x = 5,626.15

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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.