Home / 4,747.04-7,122-2,440.16

Finding the Fourth Proportional to 4,747.04, 7,122 and 2,440.16

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Solution

The fourth proportional to 4,747.04, 7,122 and 2,440.16 is: 3,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.04 : 7,122 = 2,440.16 : x
  2. Step 2: Convert to fraction form
    4,747.04/7,122 = 2,440.16/x
  3. Step 3: Cross multiply
    4,747.04x = 7,122 × 2,440.16
  4. Step 4: Simplify right side
    4,747.04x = 17,378,819.52
  5. Step 5: Solve for x
    x = 17,378,819.52/4,747.04
  6. Step 6: Final answer
    x = 3,660.98

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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.