Home / 10,864.35-16,302.60-4,623.30

Finding the Fourth Proportional to 10,864.35, 16,302.60 and 4,623.30

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Solution

The fourth proportional to 10,864.35, 16,302.60 and 4,623.30 is: 6,937.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,864.35 : 16,302.60 = 4,623.30 : x
  2. Step 2: Convert to fraction form
    10,864.35/16,302.60 = 4,623.30/x
  3. Step 3: Cross multiply
    10,864.35x = 16,302.60 × 4,623.30
  4. Step 4: Simplify right side
    10,864.35x = 75,371,810.58
  5. Step 5: Solve for x
    x = 75,371,810.58/10,864.35
  6. Step 6: Final answer
    x = 6,937.54

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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.