Home / 5,851.63-8,079.47-3,616.57

Finding the Fourth Proportional to 5,851.63, 8,079.47 and 3,616.57

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Solution

The fourth proportional to 5,851.63, 8,079.47 and 3,616.57 is: 4,993.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.63 : 8,079.47 = 3,616.57 : x
  2. Step 2: Convert to fraction form
    5,851.63/8,079.47 = 3,616.57/x
  3. Step 3: Cross multiply
    5,851.63x = 8,079.47 × 3,616.57
  4. Step 4: Simplify right side
    5,851.63x = 29,219,939.12
  5. Step 5: Solve for x
    x = 29,219,939.12/5,851.63
  6. Step 6: Final answer
    x = 4,993.47

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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.