Home / 5,688.72-8,533.20-2,226.72

Finding the Fourth Proportional to 5,688.72, 8,533.20 and 2,226.72

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Solution

The fourth proportional to 5,688.72, 8,533.20 and 2,226.72 is: 3,340.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.72 : 8,533.20 = 2,226.72 : x
  2. Step 2: Convert to fraction form
    5,688.72/8,533.20 = 2,226.72/x
  3. Step 3: Cross multiply
    5,688.72x = 8,533.20 × 2,226.72
  4. Step 4: Simplify right side
    5,688.72x = 19,001,047.10
  5. Step 5: Solve for x
    x = 19,001,047.10/5,688.72
  6. Step 6: Final answer
    x = 3,340.13

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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.