Home / 3,150.61-4,725.93-1,506.79

Finding the Fourth Proportional to 3,150.61, 4,725.93 and 1,506.79

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Solution

The fourth proportional to 3,150.61, 4,725.93 and 1,506.79 is: 2,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,150.61 : 4,725.93 = 1,506.79 : x
  2. Step 2: Convert to fraction form
    3,150.61/4,725.93 = 1,506.79/x
  3. Step 3: Cross multiply
    3,150.61x = 4,725.93 × 1,506.79
  4. Step 4: Simplify right side
    3,150.61x = 7,120,984.06
  5. Step 5: Solve for x
    x = 7,120,984.06/3,150.61
  6. Step 6: Final answer
    x = 2,260.19

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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.