Home / 4,614.28-6,370.06-3,130.04

Finding the Fourth Proportional to 4,614.28, 6,370.06 and 3,130.04

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Solution

The fourth proportional to 4,614.28, 6,370.06 and 3,130.04 is: 4,321.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.28 : 6,370.06 = 3,130.04 : x
  2. Step 2: Convert to fraction form
    4,614.28/6,370.06 = 3,130.04/x
  3. Step 3: Cross multiply
    4,614.28x = 6,370.06 × 3,130.04
  4. Step 4: Simplify right side
    4,614.28x = 19,938,542.60
  5. Step 5: Solve for x
    x = 19,938,542.60/4,614.28
  6. Step 6: Final answer
    x = 4,321.05

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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.