Home / 3,149.51-4,725.29-1,506.18

Finding the Fourth Proportional to 3,149.51, 4,725.29 and 1,506.18

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Solution

The fourth proportional to 3,149.51, 4,725.29 and 1,506.18 is: 2,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.51 : 4,725.29 = 1,506.18 : x
  2. Step 2: Convert to fraction form
    3,149.51/4,725.29 = 1,506.18/x
  3. Step 3: Cross multiply
    3,149.51x = 4,725.29 × 1,506.18
  4. Step 4: Simplify right side
    3,149.51x = 7,117,137.29
  5. Step 5: Solve for x
    x = 7,117,137.29/3,149.51
  6. Step 6: Final answer
    x = 2,259.76

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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.