Home / 5,810.56-8,021.03-3,924.70

Finding the Fourth Proportional to 5,810.56, 8,021.03 and 3,924.70

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Solution

The fourth proportional to 5,810.56, 8,021.03 and 3,924.70 is: 5,417.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.56 : 8,021.03 = 3,924.70 : x
  2. Step 2: Convert to fraction form
    5,810.56/8,021.03 = 3,924.70/x
  3. Step 3: Cross multiply
    5,810.56x = 8,021.03 × 3,924.70
  4. Step 4: Simplify right side
    5,810.56x = 31,480,136.44
  5. Step 5: Solve for x
    x = 31,480,136.44/5,810.56
  6. Step 6: Final answer
    x = 5,417.75

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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.