Home / 5,442.48-8,164.08-2,320.74

Finding the Fourth Proportional to 5,442.48, 8,164.08 and 2,320.74

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Solution

The fourth proportional to 5,442.48, 8,164.08 and 2,320.74 is: 3,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,442.48 : 8,164.08 = 2,320.74 : x
  2. Step 2: Convert to fraction form
    5,442.48/8,164.08 = 2,320.74/x
  3. Step 3: Cross multiply
    5,442.48x = 8,164.08 × 2,320.74
  4. Step 4: Simplify right side
    5,442.48x = 18,946,707.02
  5. Step 5: Solve for x
    x = 18,946,707.02/5,442.48
  6. Step 6: Final answer
    x = 3,481.26

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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.