Home / 5,814.42-8,721.63-1,654.86

Finding the Fourth Proportional to 5,814.42, 8,721.63 and 1,654.86

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Solution

The fourth proportional to 5,814.42, 8,721.63 and 1,654.86 is: 2,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.42 : 8,721.63 = 1,654.86 : x
  2. Step 2: Convert to fraction form
    5,814.42/8,721.63 = 1,654.86/x
  3. Step 3: Cross multiply
    5,814.42x = 8,721.63 × 1,654.86
  4. Step 4: Simplify right side
    5,814.42x = 14,433,076.62
  5. Step 5: Solve for x
    x = 14,433,076.62/5,814.42
  6. Step 6: Final answer
    x = 2,482.29

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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.