Home / 4,187.40-6,282.15-2,957.22

Finding the Fourth Proportional to 4,187.40, 6,282.15 and 2,957.22

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Solution

The fourth proportional to 4,187.40, 6,282.15 and 2,957.22 is: 4,436.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.40 : 6,282.15 = 2,957.22 : x
  2. Step 2: Convert to fraction form
    4,187.40/6,282.15 = 2,957.22/x
  3. Step 3: Cross multiply
    4,187.40x = 6,282.15 × 2,957.22
  4. Step 4: Simplify right side
    4,187.40x = 18,577,699.62
  5. Step 5: Solve for x
    x = 18,577,699.62/4,187.40
  6. Step 6: Final answer
    x = 4,436.57

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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.