Home / 5,582.91-8,374.37-1,687.32

Finding the Fourth Proportional to 5,582.91, 8,374.37 and 1,687.32

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Solution

The fourth proportional to 5,582.91, 8,374.37 and 1,687.32 is: 2,530.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.91 : 8,374.37 = 1,687.32 : x
  2. Step 2: Convert to fraction form
    5,582.91/8,374.37 = 1,687.32/x
  3. Step 3: Cross multiply
    5,582.91x = 8,374.37 × 1,687.32
  4. Step 4: Simplify right side
    5,582.91x = 14,130,233.55
  5. Step 5: Solve for x
    x = 14,130,233.55/5,582.91
  6. Step 6: Final answer
    x = 2,530.98

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Double scale
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Similar ratio
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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.