Home / 7,272.42-10,035.09-4,085.27

Finding the Fourth Proportional to 7,272.42, 10,035.09 and 4,085.27

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Solution

The fourth proportional to 7,272.42, 10,035.09 and 4,085.27 is: 5,637.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.42 : 10,035.09 = 4,085.27 : x
  2. Step 2: Convert to fraction form
    7,272.42/10,035.09 = 4,085.27/x
  3. Step 3: Cross multiply
    7,272.42x = 10,035.09 × 4,085.27
  4. Step 4: Simplify right side
    7,272.42x = 40,996,039.58
  5. Step 5: Solve for x
    x = 40,996,039.58/7,272.42
  6. Step 6: Final answer
    x = 5,637.20

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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.