Home / 9,855.25-13,596.96-5,875.81

Finding the Fourth Proportional to 9,855.25, 13,596.96 and 5,875.81

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Solution

The fourth proportional to 9,855.25, 13,596.96 and 5,875.81 is: 8,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855.25 : 13,596.96 = 5,875.81 : x
  2. Step 2: Convert to fraction form
    9,855.25/13,596.96 = 5,875.81/x
  3. Step 3: Cross multiply
    9,855.25x = 13,596.96 × 5,875.81
  4. Step 4: Simplify right side
    9,855.25x = 79,893,153.54
  5. Step 5: Solve for x
    x = 79,893,153.54/9,855.25
  6. Step 6: Final answer
    x = 8,106.66

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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.