Home / 9,845-13,586.10-5,653.52

Finding the Fourth Proportional to 9,845, 13,586.10 and 5,653.52

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Solution

The fourth proportional to 9,845, 13,586.10 and 5,653.52 is: 7,801.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845 : 13,586.10 = 5,653.52 : x
  2. Step 2: Convert to fraction form
    9,845/13,586.10 = 5,653.52/x
  3. Step 3: Cross multiply
    9,845x = 13,586.10 × 5,653.52
  4. Step 4: Simplify right side
    9,845x = 76,809,288.07
  5. Step 5: Solve for x
    x = 76,809,288.07/9,845
  6. Step 6: Final answer
    x = 7,801.86

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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.