Home / 4,013.19-6,020.43-1,239.21

Finding the Fourth Proportional to 4,013.19, 6,020.43 and 1,239.21

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Solution

The fourth proportional to 4,013.19, 6,020.43 and 1,239.21 is: 1,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013.19 : 6,020.43 = 1,239.21 : x
  2. Step 2: Convert to fraction form
    4,013.19/6,020.43 = 1,239.21/x
  3. Step 3: Cross multiply
    4,013.19x = 6,020.43 × 1,239.21
  4. Step 4: Simplify right side
    4,013.19x = 7,460,577.06
  5. Step 5: Solve for x
    x = 7,460,577.06/4,013.19
  6. Step 6: Final answer
    x = 1,859.01

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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.