Home / 1,738.86-2,608.28-585.42

Finding the Fourth Proportional to 1,738.86, 2,608.28 and 585.42

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Solution

The fourth proportional to 1,738.86, 2,608.28 and 585.42 is: 878.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738.86 : 2,608.28 = 585.42 : x
  2. Step 2: Convert to fraction form
    1,738.86/2,608.28 = 585.42/x
  3. Step 3: Cross multiply
    1,738.86x = 2,608.28 × 585.42
  4. Step 4: Simplify right side
    1,738.86x = 1,526,939.28
  5. Step 5: Solve for x
    x = 1,526,939.28/1,738.86
  6. Step 6: Final answer
    x = 878.13

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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.