Home / 7,098.80-10,647.27-2,168.93

Finding the Fourth Proportional to 7,098.80, 10,647.27 and 2,168.93

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Solution

The fourth proportional to 7,098.80, 10,647.27 and 2,168.93 is: 3,253.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,098.80 : 10,647.27 = 2,168.93 : x
  2. Step 2: Convert to fraction form
    7,098.80/10,647.27 = 2,168.93/x
  3. Step 3: Cross multiply
    7,098.80x = 10,647.27 × 2,168.93
  4. Step 4: Simplify right side
    7,098.80x = 23,093,130.08
  5. Step 5: Solve for x
    x = 23,093,130.08/7,098.80
  6. Step 6: Final answer
    x = 3,253.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.