Home / 5,122.04-7,068.26-3,132.27

Finding the Fourth Proportional to 5,122.04, 7,068.26 and 3,132.27

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Solution

The fourth proportional to 5,122.04, 7,068.26 and 3,132.27 is: 4,322.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,122.04 : 7,068.26 = 3,132.27 : x
  2. Step 2: Convert to fraction form
    5,122.04/7,068.26 = 3,132.27/x
  3. Step 3: Cross multiply
    5,122.04x = 7,068.26 × 3,132.27
  4. Step 4: Simplify right side
    5,122.04x = 22,139,706.58
  5. Step 5: Solve for x
    x = 22,139,706.58/5,122.04
  6. Step 6: Final answer
    x = 4,322.44

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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.