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Finding the Fourth Proportional to 9,596.90, 13,243.41 and 5,870.90

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Solution

The fourth proportional to 9,596.90, 13,243.41 and 5,870.90 is: 8,101.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,596.90 : 13,243.41 = 5,870.90 : x
  2. Step 2: Convert to fraction form
    9,596.90/13,243.41 = 5,870.90/x
  3. Step 3: Cross multiply
    9,596.90x = 13,243.41 × 5,870.90
  4. Step 4: Simplify right side
    9,596.90x = 77,750,735.77
  5. Step 5: Solve for x
    x = 77,750,735.77/9,596.90
  6. Step 6: Final answer
    x = 8,101.65

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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.