Home / 5,862.91-8,091.46-3,345.64

Finding the Fourth Proportional to 5,862.91, 8,091.46 and 3,345.64

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Solution

The fourth proportional to 5,862.91, 8,091.46 and 3,345.64 is: 4,617.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.91 : 8,091.46 = 3,345.64 : x
  2. Step 2: Convert to fraction form
    5,862.91/8,091.46 = 3,345.64/x
  3. Step 3: Cross multiply
    5,862.91x = 8,091.46 × 3,345.64
  4. Step 4: Simplify right side
    5,862.91x = 27,071,055.05
  5. Step 5: Solve for x
    x = 27,071,055.05/5,862.91
  6. Step 6: Final answer
    x = 4,617.34

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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.