Home / 4,086.70-6,124.64-1,487.14

Finding the Fourth Proportional to 4,086.70, 6,124.64 and 1,487.14

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Solution

The fourth proportional to 4,086.70, 6,124.64 and 1,487.14 is: 2,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,086.70 : 6,124.64 = 1,487.14 : x
  2. Step 2: Convert to fraction form
    4,086.70/6,124.64 = 1,487.14/x
  3. Step 3: Cross multiply
    4,086.70x = 6,124.64 × 1,487.14
  4. Step 4: Simplify right side
    4,086.70x = 9,108,197.13
  5. Step 5: Solve for x
    x = 9,108,197.13/4,086.70
  6. Step 6: Final answer
    x = 2,228.74

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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.