Home / 2,850.12-4,272.63-1,534.58

Finding the Fourth Proportional to 2,850.12, 4,272.63 and 1,534.58

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Solution

The fourth proportional to 2,850.12, 4,272.63 and 1,534.58 is: 2,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850.12 : 4,272.63 = 1,534.58 : x
  2. Step 2: Convert to fraction form
    2,850.12/4,272.63 = 1,534.58/x
  3. Step 3: Cross multiply
    2,850.12x = 4,272.63 × 1,534.58
  4. Step 4: Simplify right side
    2,850.12x = 6,556,671.18
  5. Step 5: Solve for x
    x = 6,556,671.18/2,850.12
  6. Step 6: Final answer
    x = 2,300.49

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1.5x scale

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.