Home / 4,422.60-6,631.74-2,574.36

Finding the Fourth Proportional to 4,422.60, 6,631.74 and 2,574.36

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Solution

The fourth proportional to 4,422.60, 6,631.74 and 2,574.36 is: 3,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.60 : 6,631.74 = 2,574.36 : x
  2. Step 2: Convert to fraction form
    4,422.60/6,631.74 = 2,574.36/x
  3. Step 3: Cross multiply
    4,422.60x = 6,631.74 × 2,574.36
  4. Step 4: Simplify right side
    4,422.60x = 17,072,486.19
  5. Step 5: Solve for x
    x = 17,072,486.19/4,422.60
  6. Step 6: Final answer
    x = 3,860.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.