Home / 1,700.51-2,550.77-1,119.18

Finding the Fourth Proportional to 1,700.51, 2,550.77 and 1,119.18

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Solution

The fourth proportional to 1,700.51, 2,550.77 and 1,119.18 is: 1,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.51 : 2,550.77 = 1,119.18 : x
  2. Step 2: Convert to fraction form
    1,700.51/2,550.77 = 1,119.18/x
  3. Step 3: Cross multiply
    1,700.51x = 2,550.77 × 1,119.18
  4. Step 4: Simplify right side
    1,700.51x = 2,854,765.17
  5. Step 5: Solve for x
    x = 2,854,765.17/1,700.51
  6. Step 6: Final answer
    x = 1,678.77

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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.