Home / 4,012.28-6,014.58-2,187

Finding the Fourth Proportional to 4,012.28, 6,014.58 and 2,187

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Solution

The fourth proportional to 4,012.28, 6,014.58 and 2,187 is: 3,278.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.28 : 6,014.58 = 2,187 : x
  2. Step 2: Convert to fraction form
    4,012.28/6,014.58 = 2,187/x
  3. Step 3: Cross multiply
    4,012.28x = 6,014.58 × 2,187
  4. Step 4: Simplify right side
    4,012.28x = 13,153,886.46
  5. Step 5: Solve for x
    x = 13,153,886.46/4,012.28
  6. Step 6: Final answer
    x = 3,278.41

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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.