Home / 5,541.80-8,317.56-4,156.70

Finding the Fourth Proportional to 5,541.80, 8,317.56 and 4,156.70

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Solution

The fourth proportional to 5,541.80, 8,317.56 and 4,156.70 is: 6,238.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,541.80 : 8,317.56 = 4,156.70 : x
  2. Step 2: Convert to fraction form
    5,541.80/8,317.56 = 4,156.70/x
  3. Step 3: Cross multiply
    5,541.80x = 8,317.56 × 4,156.70
  4. Step 4: Simplify right side
    5,541.80x = 34,573,601.65
  5. Step 5: Solve for x
    x = 34,573,601.65/5,541.80
  6. Step 6: Final answer
    x = 6,238.70

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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.