Home / 3,614.28-5,420.70-1,017.16

Finding the Fourth Proportional to 3,614.28, 5,420.70 and 1,017.16

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Solution

The fourth proportional to 3,614.28, 5,420.70 and 1,017.16 is: 1,525.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.28 : 5,420.70 = 1,017.16 : x
  2. Step 2: Convert to fraction form
    3,614.28/5,420.70 = 1,017.16/x
  3. Step 3: Cross multiply
    3,614.28x = 5,420.70 × 1,017.16
  4. Step 4: Simplify right side
    3,614.28x = 5,513,719.21
  5. Step 5: Solve for x
    x = 5,513,719.21/3,614.28
  6. Step 6: Final answer
    x = 1,525.54

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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.