Home / 2,695.86-4,045.35-1,135.74

Finding the Fourth Proportional to 2,695.86, 4,045.35 and 1,135.74

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Solution

The fourth proportional to 2,695.86, 4,045.35 and 1,135.74 is: 1,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695.86 : 4,045.35 = 1,135.74 : x
  2. Step 2: Convert to fraction form
    2,695.86/4,045.35 = 1,135.74/x
  3. Step 3: Cross multiply
    2,695.86x = 4,045.35 × 1,135.74
  4. Step 4: Simplify right side
    2,695.86x = 4,594,465.81
  5. Step 5: Solve for x
    x = 4,594,465.81/2,695.86
  6. Step 6: Final answer
    x = 1,704.27

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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.