Home / 1,740.56-2,403.32-1,151.92

Finding the Fourth Proportional to 1,740.56, 2,403.32 and 1,151.92

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Solution

The fourth proportional to 1,740.56, 2,403.32 and 1,151.92 is: 1,590.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740.56 : 2,403.32 = 1,151.92 : x
  2. Step 2: Convert to fraction form
    1,740.56/2,403.32 = 1,151.92/x
  3. Step 3: Cross multiply
    1,740.56x = 2,403.32 × 1,151.92
  4. Step 4: Simplify right side
    1,740.56x = 2,768,432.37
  5. Step 5: Solve for x
    x = 2,768,432.37/1,740.56
  6. Step 6: Final answer
    x = 1,590.54

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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.