Home / 5,370.04-7,404.66-3,378.16

Finding the Fourth Proportional to 5,370.04, 7,404.66 and 3,378.16

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Solution

The fourth proportional to 5,370.04, 7,404.66 and 3,378.16 is: 4,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.04 : 7,404.66 = 3,378.16 : x
  2. Step 2: Convert to fraction form
    5,370.04/7,404.66 = 3,378.16/x
  3. Step 3: Cross multiply
    5,370.04x = 7,404.66 × 3,378.16
  4. Step 4: Simplify right side
    5,370.04x = 25,014,126.23
  5. Step 5: Solve for x
    x = 25,014,126.23/5,370.04
  6. Step 6: Final answer
    x = 4,658.09

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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.