Home / 4,647.42-6,966.81-3,187.26

Finding the Fourth Proportional to 4,647.42, 6,966.81 and 3,187.26

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Solution

The fourth proportional to 4,647.42, 6,966.81 and 3,187.26 is: 4,777.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647.42 : 6,966.81 = 3,187.26 : x
  2. Step 2: Convert to fraction form
    4,647.42/6,966.81 = 3,187.26/x
  3. Step 3: Cross multiply
    4,647.42x = 6,966.81 × 3,187.26
  4. Step 4: Simplify right side
    4,647.42x = 22,205,034.84
  5. Step 5: Solve for x
    x = 22,205,034.84/4,647.42
  6. Step 6: Final answer
    x = 4,777.93

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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.