Home / 5,847.01-8,070.35-3,754.78

Finding the Fourth Proportional to 5,847.01, 8,070.35 and 3,754.78

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Solution

The fourth proportional to 5,847.01, 8,070.35 and 3,754.78 is: 5,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,847.01 : 8,070.35 = 3,754.78 : x
  2. Step 2: Convert to fraction form
    5,847.01/8,070.35 = 3,754.78/x
  3. Step 3: Cross multiply
    5,847.01x = 8,070.35 × 3,754.78
  4. Step 4: Simplify right side
    5,847.01x = 30,302,370.00
  5. Step 5: Solve for x
    x = 30,302,370.00/5,847.01
  6. Step 6: Final answer
    x = 5,182.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.