Home / 4,725.81-7,087.91-1,262.25

Finding the Fourth Proportional to 4,725.81, 7,087.91 and 1,262.25

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Solution

The fourth proportional to 4,725.81, 7,087.91 and 1,262.25 is: 1,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.81 : 7,087.91 = 1,262.25 : x
  2. Step 2: Convert to fraction form
    4,725.81/7,087.91 = 1,262.25/x
  3. Step 3: Cross multiply
    4,725.81x = 7,087.91 × 1,262.25
  4. Step 4: Simplify right side
    4,725.81x = 8,946,708.09
  5. Step 5: Solve for x
    x = 8,946,708.09/4,725.81
  6. Step 6: Final answer
    x = 1,893.16

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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.