Home / 3,149.99-4,725.51-1,070.18

Finding the Fourth Proportional to 3,149.99, 4,725.51 and 1,070.18

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Solution

The fourth proportional to 3,149.99, 4,725.51 and 1,070.18 is: 1,605.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,149.99 : 4,725.51 = 1,070.18 : x
  2. Step 2: Convert to fraction form
    3,149.99/4,725.51 = 1,070.18/x
  3. Step 3: Cross multiply
    3,149.99x = 4,725.51 × 1,070.18
  4. Step 4: Simplify right side
    3,149.99x = 5,057,136.37
  5. Step 5: Solve for x
    x = 5,057,136.37/3,149.99
  6. Step 6: Final answer
    x = 1,605.45

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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.