Home / 3,535.28-5,303.02-938.22

Finding the Fourth Proportional to 3,535.28, 5,303.02 and 938.22

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Solution

The fourth proportional to 3,535.28, 5,303.02 and 938.22 is: 1,407.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,535.28 : 5,303.02 = 938.22 : x
  2. Step 2: Convert to fraction form
    3,535.28/5,303.02 = 938.22/x
  3. Step 3: Cross multiply
    3,535.28x = 5,303.02 × 938.22
  4. Step 4: Simplify right side
    3,535.28x = 4,975,399.42
  5. Step 5: Solve for x
    x = 4,975,399.42/3,535.28
  6. Step 6: Final answer
    x = 1,407.36

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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.