Home / 5,862.16-8,785.32-2,160.91

Finding the Fourth Proportional to 5,862.16, 8,785.32 and 2,160.91

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Solution

The fourth proportional to 5,862.16, 8,785.32 and 2,160.91 is: 3,238.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.16 : 8,785.32 = 2,160.91 : x
  2. Step 2: Convert to fraction form
    5,862.16/8,785.32 = 2,160.91/x
  3. Step 3: Cross multiply
    5,862.16x = 8,785.32 × 2,160.91
  4. Step 4: Simplify right side
    5,862.16x = 18,984,285.84
  5. Step 5: Solve for x
    x = 18,984,285.84/5,862.16
  6. Step 6: Final answer
    x = 3,238.45

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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.