Home / 2,045.37-2,823.15-1,260.07

Finding the Fourth Proportional to 2,045.37, 2,823.15 and 1,260.07

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Solution

The fourth proportional to 2,045.37, 2,823.15 and 1,260.07 is: 1,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.37 : 2,823.15 = 1,260.07 : x
  2. Step 2: Convert to fraction form
    2,045.37/2,823.15 = 1,260.07/x
  3. Step 3: Cross multiply
    2,045.37x = 2,823.15 × 1,260.07
  4. Step 4: Simplify right side
    2,045.37x = 3,557,366.62
  5. Step 5: Solve for x
    x = 3,557,366.62/2,045.37
  6. Step 6: Final answer
    x = 1,739.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.