Home / 5,240.08-7,858.50-1,541.38

Finding the Fourth Proportional to 5,240.08, 7,858.50 and 1,541.38

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Solution

The fourth proportional to 5,240.08, 7,858.50 and 1,541.38 is: 2,311.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.08 : 7,858.50 = 1,541.38 : x
  2. Step 2: Convert to fraction form
    5,240.08/7,858.50 = 1,541.38/x
  3. Step 3: Cross multiply
    5,240.08x = 7,858.50 × 1,541.38
  4. Step 4: Simplify right side
    5,240.08x = 12,112,934.73
  5. Step 5: Solve for x
    x = 12,112,934.73/5,240.08
  6. Step 6: Final answer
    x = 2,311.59

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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.