Home / 4,290.44-5,921.36-2,402.74

Finding the Fourth Proportional to 4,290.44, 5,921.36 and 2,402.74

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Solution

The fourth proportional to 4,290.44, 5,921.36 and 2,402.74 is: 3,316.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,290.44 : 5,921.36 = 2,402.74 : x
  2. Step 2: Convert to fraction form
    4,290.44/5,921.36 = 2,402.74/x
  3. Step 3: Cross multiply
    4,290.44x = 5,921.36 × 2,402.74
  4. Step 4: Simplify right side
    4,290.44x = 14,227,488.53
  5. Step 5: Solve for x
    x = 14,227,488.53/4,290.44
  6. Step 6: Final answer
    x = 3,316.09

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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.