Home / 3,551.50-5,328.02-1,360.23

Finding the Fourth Proportional to 3,551.50, 5,328.02 and 1,360.23

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Solution

The fourth proportional to 3,551.50, 5,328.02 and 1,360.23 is: 2,040.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.50 : 5,328.02 = 1,360.23 : x
  2. Step 2: Convert to fraction form
    3,551.50/5,328.02 = 1,360.23/x
  3. Step 3: Cross multiply
    3,551.50x = 5,328.02 × 1,360.23
  4. Step 4: Simplify right side
    3,551.50x = 7,247,337.59
  5. Step 5: Solve for x
    x = 7,247,337.59/3,551.50
  6. Step 6: Final answer
    x = 2,040.64

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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.