Home / 4,870.62-7,299.45-3,136.14

Finding the Fourth Proportional to 4,870.62, 7,299.45 and 3,136.14

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Solution

The fourth proportional to 4,870.62, 7,299.45 and 3,136.14 is: 4,700.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.62 : 7,299.45 = 3,136.14 : x
  2. Step 2: Convert to fraction form
    4,870.62/7,299.45 = 3,136.14/x
  3. Step 3: Cross multiply
    4,870.62x = 7,299.45 × 3,136.14
  4. Step 4: Simplify right side
    4,870.62x = 22,892,097.12
  5. Step 5: Solve for x
    x = 22,892,097.12/4,870.62
  6. Step 6: Final answer
    x = 4,700.04

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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.