Home / 5,437.08-8,153.16-1,540.56

Finding the Fourth Proportional to 5,437.08, 8,153.16 and 1,540.56

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Solution

The fourth proportional to 5,437.08, 8,153.16 and 1,540.56 is: 2,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.08 : 8,153.16 = 1,540.56 : x
  2. Step 2: Convert to fraction form
    5,437.08/8,153.16 = 1,540.56/x
  3. Step 3: Cross multiply
    5,437.08x = 8,153.16 × 1,540.56
  4. Step 4: Simplify right side
    5,437.08x = 12,560,432.17
  5. Step 5: Solve for x
    x = 12,560,432.17/5,437.08
  6. Step 6: Final answer
    x = 2,310.14

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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.