Home / 9,828.17-13,562.70-5,351.84

Finding the Fourth Proportional to 9,828.17, 13,562.70 and 5,351.84

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Solution

The fourth proportional to 9,828.17, 13,562.70 and 5,351.84 is: 7,385.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828.17 : 13,562.70 = 5,351.84 : x
  2. Step 2: Convert to fraction form
    9,828.17/13,562.70 = 5,351.84/x
  3. Step 3: Cross multiply
    9,828.17x = 13,562.70 × 5,351.84
  4. Step 4: Simplify right side
    9,828.17x = 72,585,400.37
  5. Step 5: Solve for x
    x = 72,585,400.37/9,828.17
  6. Step 6: Final answer
    x = 7,385.44

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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.