Home / 4,292.86-6,440.91-1,697.62

Finding the Fourth Proportional to 4,292.86, 6,440.91 and 1,697.62

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Solution

The fourth proportional to 4,292.86, 6,440.91 and 1,697.62 is: 2,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.86 : 6,440.91 = 1,697.62 : x
  2. Step 2: Convert to fraction form
    4,292.86/6,440.91 = 1,697.62/x
  3. Step 3: Cross multiply
    4,292.86x = 6,440.91 × 1,697.62
  4. Step 4: Simplify right side
    4,292.86x = 10,934,217.63
  5. Step 5: Solve for x
    x = 10,934,217.63/4,292.86
  6. Step 6: Final answer
    x = 2,547.07

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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.