Home / 5,722.89-8,582.99-1,561.91

Finding the Fourth Proportional to 5,722.89, 8,582.99 and 1,561.91

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Solution

The fourth proportional to 5,722.89, 8,582.99 and 1,561.91 is: 2,342.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,722.89 : 8,582.99 = 1,561.91 : x
  2. Step 2: Convert to fraction form
    5,722.89/8,582.99 = 1,561.91/x
  3. Step 3: Cross multiply
    5,722.89x = 8,582.99 × 1,561.91
  4. Step 4: Simplify right side
    5,722.89x = 13,405,843.77
  5. Step 5: Solve for x
    x = 13,405,843.77/5,722.89
  6. Step 6: Final answer
    x = 2,342.50

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Double scale
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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.