Home / 7,434.58-10,259.85-4,290.88

Finding the Fourth Proportional to 7,434.58, 10,259.85 and 4,290.88

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Solution

The fourth proportional to 7,434.58, 10,259.85 and 4,290.88 is: 5,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.58 : 10,259.85 = 4,290.88 : x
  2. Step 2: Convert to fraction form
    7,434.58/10,259.85 = 4,290.88/x
  3. Step 3: Cross multiply
    7,434.58x = 10,259.85 × 4,290.88
  4. Step 4: Simplify right side
    7,434.58x = 44,023,785.17
  5. Step 5: Solve for x
    x = 44,023,785.17/7,434.58
  6. Step 6: Final answer
    x = 5,921.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.