Home / 7,848.08-11,772.48-3,465.56

Finding the Fourth Proportional to 7,848.08, 11,772.48 and 3,465.56

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Solution

The fourth proportional to 7,848.08, 11,772.48 and 3,465.56 is: 5,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.08 : 11,772.48 = 3,465.56 : x
  2. Step 2: Convert to fraction form
    7,848.08/11,772.48 = 3,465.56/x
  3. Step 3: Cross multiply
    7,848.08x = 11,772.48 × 3,465.56
  4. Step 4: Simplify right side
    7,848.08x = 40,798,235.79
  5. Step 5: Solve for x
    x = 40,798,235.79/7,848.08
  6. Step 6: Final answer
    x = 5,198.50

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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.