Home / 7,255.35-10,013.04-4,270.50

Finding the Fourth Proportional to 7,255.35, 10,013.04 and 4,270.50

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Solution

The fourth proportional to 7,255.35, 10,013.04 and 4,270.50 is: 5,893.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,255.35 : 10,013.04 = 4,270.50 : x
  2. Step 2: Convert to fraction form
    7,255.35/10,013.04 = 4,270.50/x
  3. Step 3: Cross multiply
    7,255.35x = 10,013.04 × 4,270.50
  4. Step 4: Simplify right side
    7,255.35x = 42,760,687.32
  5. Step 5: Solve for x
    x = 42,760,687.32/7,255.35
  6. Step 6: Final answer
    x = 5,893.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.