Home / 2,860.34-4,284.44-1,627.12

Finding the Fourth Proportional to 2,860.34, 4,284.44 and 1,627.12

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Solution

The fourth proportional to 2,860.34, 4,284.44 and 1,627.12 is: 2,437.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.34 : 4,284.44 = 1,627.12 : x
  2. Step 2: Convert to fraction form
    2,860.34/4,284.44 = 1,627.12/x
  3. Step 3: Cross multiply
    2,860.34x = 4,284.44 × 1,627.12
  4. Step 4: Simplify right side
    2,860.34x = 6,971,268.46
  5. Step 5: Solve for x
    x = 6,971,268.46/2,860.34
  6. Step 6: Final answer
    x = 2,437.22

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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.