Home / 2,416.04-3,618.99-1,538.09

Finding the Fourth Proportional to 2,416.04, 3,618.99 and 1,538.09

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Solution

The fourth proportional to 2,416.04, 3,618.99 and 1,538.09 is: 2,303.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.04 : 3,618.99 = 1,538.09 : x
  2. Step 2: Convert to fraction form
    2,416.04/3,618.99 = 1,538.09/x
  3. Step 3: Cross multiply
    2,416.04x = 3,618.99 × 1,538.09
  4. Step 4: Simplify right side
    2,416.04x = 5,566,314.23
  5. Step 5: Solve for x
    x = 5,566,314.23/2,416.04
  6. Step 6: Final answer
    x = 2,303.90

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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.