Home / 4,189.68-6,283.47-1,416.30

Finding the Fourth Proportional to 4,189.68, 6,283.47 and 1,416.30

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Solution

The fourth proportional to 4,189.68, 6,283.47 and 1,416.30 is: 2,124.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.68 : 6,283.47 = 1,416.30 : x
  2. Step 2: Convert to fraction form
    4,189.68/6,283.47 = 1,416.30/x
  3. Step 3: Cross multiply
    4,189.68x = 6,283.47 × 1,416.30
  4. Step 4: Simplify right side
    4,189.68x = 8,899,278.56
  5. Step 5: Solve for x
    x = 8,899,278.56/4,189.68
  6. Step 6: Final answer
    x = 2,124.10

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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.