Home / 5,545.36-8,315.16-2,256.58

Finding the Fourth Proportional to 5,545.36, 8,315.16 and 2,256.58

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Solution

The fourth proportional to 5,545.36, 8,315.16 and 2,256.58 is: 3,383.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.36 : 8,315.16 = 2,256.58 : x
  2. Step 2: Convert to fraction form
    5,545.36/8,315.16 = 2,256.58/x
  3. Step 3: Cross multiply
    5,545.36x = 8,315.16 × 2,256.58
  4. Step 4: Simplify right side
    5,545.36x = 18,763,823.75
  5. Step 5: Solve for x
    x = 18,763,823.75/5,545.36
  6. Step 6: Final answer
    x = 3,383.70

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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.