Home / 8,285.29-11,434.10-4,748.51

Finding the Fourth Proportional to 8,285.29, 11,434.10 and 4,748.51

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Solution

The fourth proportional to 8,285.29, 11,434.10 and 4,748.51 is: 6,553.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,285.29 : 11,434.10 = 4,748.51 : x
  2. Step 2: Convert to fraction form
    8,285.29/11,434.10 = 4,748.51/x
  3. Step 3: Cross multiply
    8,285.29x = 11,434.10 × 4,748.51
  4. Step 4: Simplify right side
    8,285.29x = 54,294,938.19
  5. Step 5: Solve for x
    x = 54,294,938.19/8,285.29
  6. Step 6: Final answer
    x = 6,553.17

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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.