Home / 6,972.51-10,445.55-3,847.83

Finding the Fourth Proportional to 6,972.51, 10,445.55 and 3,847.83

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Solution

The fourth proportional to 6,972.51, 10,445.55 and 3,847.83 is: 5,764.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.51 : 10,445.55 = 3,847.83 : x
  2. Step 2: Convert to fraction form
    6,972.51/10,445.55 = 3,847.83/x
  3. Step 3: Cross multiply
    6,972.51x = 10,445.55 × 3,847.83
  4. Step 4: Simplify right side
    6,972.51x = 40,192,700.66
  5. Step 5: Solve for x
    x = 40,192,700.66/6,972.51
  6. Step 6: Final answer
    x = 5,764.45

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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.