Home / 4,475.67-6,712.16-1,878.03

Finding the Fourth Proportional to 4,475.67, 6,712.16 and 1,878.03

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Solution

The fourth proportional to 4,475.67, 6,712.16 and 1,878.03 is: 2,816.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,475.67 : 6,712.16 = 1,878.03 : x
  2. Step 2: Convert to fraction form
    4,475.67/6,712.16 = 1,878.03/x
  3. Step 3: Cross multiply
    4,475.67x = 6,712.16 × 1,878.03
  4. Step 4: Simplify right side
    4,475.67x = 12,605,628.45
  5. Step 5: Solve for x
    x = 12,605,628.45/4,475.67
  6. Step 6: Final answer
    x = 2,816.48

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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.