Home / 4,507.71-6,220.38-2,619.15

Finding the Fourth Proportional to 4,507.71, 6,220.38 and 2,619.15

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Solution

The fourth proportional to 4,507.71, 6,220.38 and 2,619.15 is: 3,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.71 : 6,220.38 = 2,619.15 : x
  2. Step 2: Convert to fraction form
    4,507.71/6,220.38 = 2,619.15/x
  3. Step 3: Cross multiply
    4,507.71x = 6,220.38 × 2,619.15
  4. Step 4: Simplify right side
    4,507.71x = 16,292,108.28
  5. Step 5: Solve for x
    x = 16,292,108.28/4,507.71
  6. Step 6: Final answer
    x = 3,614.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.