Home / 6,902.37-10,355.18-1,972.08

Finding the Fourth Proportional to 6,902.37, 10,355.18 and 1,972.08

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Solution

The fourth proportional to 6,902.37, 10,355.18 and 1,972.08 is: 2,958.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,902.37 : 10,355.18 = 1,972.08 : x
  2. Step 2: Convert to fraction form
    6,902.37/10,355.18 = 1,972.08/x
  3. Step 3: Cross multiply
    6,902.37x = 10,355.18 × 1,972.08
  4. Step 4: Simplify right side
    6,902.37x = 20,421,233.51
  5. Step 5: Solve for x
    x = 20,421,233.51/6,902.37
  6. Step 6: Final answer
    x = 2,958.58

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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.