Home / 8,285.63-11,434.59-4,748.84

Finding the Fourth Proportional to 8,285.63, 11,434.59 and 4,748.84

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Solution

The fourth proportional to 8,285.63, 11,434.59 and 4,748.84 is: 6,553.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.63 : 11,434.59 = 4,748.84 : x
  2. Step 2: Convert to fraction form
    8,285.63/11,434.59 = 4,748.84/x
  3. Step 3: Cross multiply
    8,285.63x = 11,434.59 × 4,748.84
  4. Step 4: Simplify right side
    8,285.63x = 54,300,981.20
  5. Step 5: Solve for x
    x = 54,300,981.20/8,285.63
  6. Step 6: Final answer
    x = 6,553.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.