Home / 5,607.85-8,410.74-2,097.04

Finding the Fourth Proportional to 5,607.85, 8,410.74 and 2,097.04

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Solution

The fourth proportional to 5,607.85, 8,410.74 and 2,097.04 is: 3,145.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.85 : 8,410.74 = 2,097.04 : x
  2. Step 2: Convert to fraction form
    5,607.85/8,410.74 = 2,097.04/x
  3. Step 3: Cross multiply
    5,607.85x = 8,410.74 × 2,097.04
  4. Step 4: Simplify right side
    5,607.85x = 17,637,658.21
  5. Step 5: Solve for x
    x = 17,637,658.21/5,607.85
  6. Step 6: Final answer
    x = 3,145.17

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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.