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Finding the Fourth Proportional to 5,595.14, 7,721.67 and 3,703.47

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Solution

The fourth proportional to 5,595.14, 7,721.67 and 3,703.47 is: 5,111.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.14 : 7,721.67 = 3,703.47 : x
  2. Step 2: Convert to fraction form
    5,595.14/7,721.67 = 3,703.47/x
  3. Step 3: Cross multiply
    5,595.14x = 7,721.67 × 3,703.47
  4. Step 4: Simplify right side
    5,595.14x = 28,596,958.13
  5. Step 5: Solve for x
    x = 28,596,958.13/5,595.14
  6. Step 6: Final answer
    x = 5,111.03

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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.