Home / 7,602.19-11,395.65-3,153.80

Finding the Fourth Proportional to 7,602.19, 11,395.65 and 3,153.80

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Solution

The fourth proportional to 7,602.19, 11,395.65 and 3,153.80 is: 4,727.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,602.19 : 11,395.65 = 3,153.80 : x
  2. Step 2: Convert to fraction form
    7,602.19/11,395.65 = 3,153.80/x
  3. Step 3: Cross multiply
    7,602.19x = 11,395.65 × 3,153.80
  4. Step 4: Simplify right side
    7,602.19x = 35,939,593.09
  5. Step 5: Solve for x
    x = 35,939,593.09/7,602.19
  6. Step 6: Final answer
    x = 4,727.53

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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.