Home / 1,760.74-2,628.08-1,553.18

Finding the Fourth Proportional to 1,760.74, 2,628.08 and 1,553.18

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Solution

The fourth proportional to 1,760.74, 2,628.08 and 1,553.18 is: 2,318.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760.74 : 2,628.08 = 1,553.18 : x
  2. Step 2: Convert to fraction form
    1,760.74/2,628.08 = 1,553.18/x
  3. Step 3: Cross multiply
    1,760.74x = 2,628.08 × 1,553.18
  4. Step 4: Simplify right side
    1,760.74x = 4,081,866.21
  5. Step 5: Solve for x
    x = 4,081,866.21/1,760.74
  6. Step 6: Final answer
    x = 2,318.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.