Home / 2,386.50-3,582.18-1,693.96

Finding the Fourth Proportional to 2,386.50, 3,582.18 and 1,693.96

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Solution

The fourth proportional to 2,386.50, 3,582.18 and 1,693.96 is: 2,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.50 : 3,582.18 = 1,693.96 : x
  2. Step 2: Convert to fraction form
    2,386.50/3,582.18 = 1,693.96/x
  3. Step 3: Cross multiply
    2,386.50x = 3,582.18 × 1,693.96
  4. Step 4: Simplify right side
    2,386.50x = 6,068,069.63
  5. Step 5: Solve for x
    x = 6,068,069.63/2,386.50
  6. Step 6: Final answer
    x = 2,542.66

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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.