Home / 8,184.79-12,277.27-4,485.00

Finding the Fourth Proportional to 8,184.79, 12,277.27 and 4,485.00

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Solution

The fourth proportional to 8,184.79, 12,277.27 and 4,485.00 is: 6,727.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.79 : 12,277.27 = 4,485.00 : x
  2. Step 2: Convert to fraction form
    8,184.79/12,277.27 = 4,485.00/x
  3. Step 3: Cross multiply
    8,184.79x = 12,277.27 × 4,485.00
  4. Step 4: Simplify right side
    8,184.79x = 55,063,594.98
  5. Step 5: Solve for x
    x = 55,063,594.98/8,184.79
  6. Step 6: Final answer
    x = 6,727.55

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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.