Home / 5,864.86-8,792.43-2,166.40

Finding the Fourth Proportional to 5,864.86, 8,792.43 and 2,166.40

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Solution

The fourth proportional to 5,864.86, 8,792.43 and 2,166.40 is: 3,247.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,864.86 : 8,792.43 = 2,166.40 : x
  2. Step 2: Convert to fraction form
    5,864.86/8,792.43 = 2,166.40/x
  3. Step 3: Cross multiply
    5,864.86x = 8,792.43 × 2,166.40
  4. Step 4: Simplify right side
    5,864.86x = 19,047,920.35
  5. Step 5: Solve for x
    x = 19,047,920.35/5,864.86
  6. Step 6: Final answer
    x = 3,247.80

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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.