Home / 5,526.72-8,278.38-4,142.16

Finding the Fourth Proportional to 5,526.72, 8,278.38 and 4,142.16

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Solution

The fourth proportional to 5,526.72, 8,278.38 and 4,142.16 is: 6,204.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,526.72 : 8,278.38 = 4,142.16 : x
  2. Step 2: Convert to fraction form
    5,526.72/8,278.38 = 4,142.16/x
  3. Step 3: Cross multiply
    5,526.72x = 8,278.38 × 4,142.16
  4. Step 4: Simplify right side
    5,526.72x = 34,290,374.50
  5. Step 5: Solve for x
    x = 34,290,374.50/5,526.72
  6. Step 6: Final answer
    x = 6,204.47

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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.