Home / 7,902.06-11,852.84-2,355.45

Finding the Fourth Proportional to 7,902.06, 11,852.84 and 2,355.45

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Solution

The fourth proportional to 7,902.06, 11,852.84 and 2,355.45 is: 3,533.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.06 : 11,852.84 = 2,355.45 : x
  2. Step 2: Convert to fraction form
    7,902.06/11,852.84 = 2,355.45/x
  3. Step 3: Cross multiply
    7,902.06x = 11,852.84 × 2,355.45
  4. Step 4: Simplify right side
    7,902.06x = 27,918,760.20
  5. Step 5: Solve for x
    x = 27,918,760.20/7,902.06
  6. Step 6: Final answer
    x = 3,533.10

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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.