Home / 8,734.23-13,101.35-2,890.89

Finding the Fourth Proportional to 8,734.23, 13,101.35 and 2,890.89

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Solution

The fourth proportional to 8,734.23, 13,101.35 and 2,890.89 is: 4,336.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,734.23 : 13,101.35 = 2,890.89 : x
  2. Step 2: Convert to fraction form
    8,734.23/13,101.35 = 2,890.89/x
  3. Step 3: Cross multiply
    8,734.23x = 13,101.35 × 2,890.89
  4. Step 4: Simplify right side
    8,734.23x = 37,874,547.25
  5. Step 5: Solve for x
    x = 37,874,547.25/8,734.23
  6. Step 6: Final answer
    x = 4,336.34

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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.