Home / 3,410.13-5,115.04-1,070.08

Finding the Fourth Proportional to 3,410.13, 5,115.04 and 1,070.08

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Solution

The fourth proportional to 3,410.13, 5,115.04 and 1,070.08 is: 1,605.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.13 : 5,115.04 = 1,070.08 : x
  2. Step 2: Convert to fraction form
    3,410.13/5,115.04 = 1,070.08/x
  3. Step 3: Cross multiply
    3,410.13x = 5,115.04 × 1,070.08
  4. Step 4: Simplify right side
    3,410.13x = 5,473,502.00
  5. Step 5: Solve for x
    x = 5,473,502.00/3,410.13
  6. Step 6: Final answer
    x = 1,605.07

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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.