Home / 7,434.19-10,259.33-4,076.80

Finding the Fourth Proportional to 7,434.19, 10,259.33 and 4,076.80

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Solution

The fourth proportional to 7,434.19, 10,259.33 and 4,076.80 is: 5,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.19 : 10,259.33 = 4,076.80 : x
  2. Step 2: Convert to fraction form
    7,434.19/10,259.33 = 4,076.80/x
  3. Step 3: Cross multiply
    7,434.19x = 10,259.33 × 4,076.80
  4. Step 4: Simplify right side
    7,434.19x = 41,825,248.22
  5. Step 5: Solve for x
    x = 41,825,248.22/7,434.19
  6. Step 6: Final answer
    x = 5,626.07

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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.