Home / 5,598.18-8,391.78-2,816.64

Finding the Fourth Proportional to 5,598.18, 8,391.78 and 2,816.64

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Solution

The fourth proportional to 5,598.18, 8,391.78 and 2,816.64 is: 4,222.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,598.18 : 8,391.78 = 2,816.64 : x
  2. Step 2: Convert to fraction form
    5,598.18/8,391.78 = 2,816.64/x
  3. Step 3: Cross multiply
    5,598.18x = 8,391.78 × 2,816.64
  4. Step 4: Simplify right side
    5,598.18x = 23,636,623.22
  5. Step 5: Solve for x
    x = 23,636,623.22/5,598.18
  6. Step 6: Final answer
    x = 4,222.20

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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.