Home / 3,360.16-5,040.26-1,020.19

Finding the Fourth Proportional to 3,360.16, 5,040.26 and 1,020.19

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Solution

The fourth proportional to 3,360.16, 5,040.26 and 1,020.19 is: 1,530.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.16 : 5,040.26 = 1,020.19 : x
  2. Step 2: Convert to fraction form
    3,360.16/5,040.26 = 1,020.19/x
  3. Step 3: Cross multiply
    3,360.16x = 5,040.26 × 1,020.19
  4. Step 4: Simplify right side
    3,360.16x = 5,142,010.21
  5. Step 5: Solve for x
    x = 5,142,010.21/3,360.16
  6. Step 6: Final answer
    x = 1,530.29

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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.