Home / 11,638.08-17,466.64-4,622.87

Finding the Fourth Proportional to 11,638.08, 17,466.64 and 4,622.87

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Solution

The fourth proportional to 11,638.08, 17,466.64 and 4,622.87 is: 6,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,638.08 : 17,466.64 = 4,622.87 : x
  2. Step 2: Convert to fraction form
    11,638.08/17,466.64 = 4,622.87/x
  3. Step 3: Cross multiply
    11,638.08x = 17,466.64 × 4,622.87
  4. Step 4: Simplify right side
    11,638.08x = 80,746,038.17
  5. Step 5: Solve for x
    x = 80,746,038.17/11,638.08
  6. Step 6: Final answer
    x = 6,938.09

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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.