Home / 6,451.42-9,677.37-2,009.55

Finding the Fourth Proportional to 6,451.42, 9,677.37 and 2,009.55

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Solution

The fourth proportional to 6,451.42, 9,677.37 and 2,009.55 is: 3,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.42 : 9,677.37 = 2,009.55 : x
  2. Step 2: Convert to fraction form
    6,451.42/9,677.37 = 2,009.55/x
  3. Step 3: Cross multiply
    6,451.42x = 9,677.37 × 2,009.55
  4. Step 4: Simplify right side
    6,451.42x = 19,447,158.88
  5. Step 5: Solve for x
    x = 19,447,158.88/6,451.42
  6. Step 6: Final answer
    x = 3,014.40

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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.