Home / 7,504.43-11,250.55-3,125.16

Finding the Fourth Proportional to 7,504.43, 11,250.55 and 3,125.16

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Solution

The fourth proportional to 7,504.43, 11,250.55 and 3,125.16 is: 4,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,504.43 : 11,250.55 = 3,125.16 : x
  2. Step 2: Convert to fraction form
    7,504.43/11,250.55 = 3,125.16/x
  3. Step 3: Cross multiply
    7,504.43x = 11,250.55 × 3,125.16
  4. Step 4: Simplify right side
    7,504.43x = 35,159,768.84
  5. Step 5: Solve for x
    x = 35,159,768.84/7,504.43
  6. Step 6: Final answer
    x = 4,685.20

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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.