Home / 2,260.62-3,386.51-1,557.70

Finding the Fourth Proportional to 2,260.62, 3,386.51 and 1,557.70

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Solution

The fourth proportional to 2,260.62, 3,386.51 and 1,557.70 is: 2,333.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.62 : 3,386.51 = 1,557.70 : x
  2. Step 2: Convert to fraction form
    2,260.62/3,386.51 = 1,557.70/x
  3. Step 3: Cross multiply
    2,260.62x = 3,386.51 × 1,557.70
  4. Step 4: Simplify right side
    2,260.62x = 5,275,163.36
  5. Step 5: Solve for x
    x = 5,275,163.36/2,260.62
  6. Step 6: Final answer
    x = 2,333.51

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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.