Home / 6,133.86-8,466.35-3,777.98

Finding the Fourth Proportional to 6,133.86, 8,466.35 and 3,777.98

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Solution

The fourth proportional to 6,133.86, 8,466.35 and 3,777.98 is: 5,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,133.86 : 8,466.35 = 3,777.98 : x
  2. Step 2: Convert to fraction form
    6,133.86/8,466.35 = 3,777.98/x
  3. Step 3: Cross multiply
    6,133.86x = 8,466.35 × 3,777.98
  4. Step 4: Simplify right side
    6,133.86x = 31,985,639.75
  5. Step 5: Solve for x
    x = 31,985,639.75/6,133.86
  6. Step 6: Final answer
    x = 5,214.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.