Home / 2,057.16-3,086.13-1,070.45

Finding the Fourth Proportional to 2,057.16, 3,086.13 and 1,070.45

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Solution

The fourth proportional to 2,057.16, 3,086.13 and 1,070.45 is: 1,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057.16 : 3,086.13 = 1,070.45 : x
  2. Step 2: Convert to fraction form
    2,057.16/3,086.13 = 1,070.45/x
  3. Step 3: Cross multiply
    2,057.16x = 3,086.13 × 1,070.45
  4. Step 4: Simplify right side
    2,057.16x = 3,303,532.43
  5. Step 5: Solve for x
    x = 3,303,532.43/2,057.16
  6. Step 6: Final answer
    x = 1,605.87

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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.