Home / 4,725.48-7,087.26-4,491.30

Finding the Fourth Proportional to 4,725.48, 7,087.26 and 4,491.30

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Solution

The fourth proportional to 4,725.48, 7,087.26 and 4,491.30 is: 6,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.48 : 7,087.26 = 4,491.30 : x
  2. Step 2: Convert to fraction form
    4,725.48/7,087.26 = 4,491.30/x
  3. Step 3: Cross multiply
    4,725.48x = 7,087.26 × 4,491.30
  4. Step 4: Simplify right side
    4,725.48x = 31,831,010.84
  5. Step 5: Solve for x
    x = 31,831,010.84/4,725.48
  6. Step 6: Final answer
    x = 6,736.04

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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.