Home / 5,347.44-8,019.96-2,572.40

Finding the Fourth Proportional to 5,347.44, 8,019.96 and 2,572.40

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Solution

The fourth proportional to 5,347.44, 8,019.96 and 2,572.40 is: 3,858.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.44 : 8,019.96 = 2,572.40 : x
  2. Step 2: Convert to fraction form
    5,347.44/8,019.96 = 2,572.40/x
  3. Step 3: Cross multiply
    5,347.44x = 8,019.96 × 2,572.40
  4. Step 4: Simplify right side
    5,347.44x = 20,630,545.10
  5. Step 5: Solve for x
    x = 20,630,545.10/5,347.44
  6. Step 6: Final answer
    x = 3,858.02

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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.