Home / 8,762.15-12,091.94-4,783.43

Finding the Fourth Proportional to 8,762.15, 12,091.94 and 4,783.43

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Solution

The fourth proportional to 8,762.15, 12,091.94 and 4,783.43 is: 6,601.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762.15 : 12,091.94 = 4,783.43 : x
  2. Step 2: Convert to fraction form
    8,762.15/12,091.94 = 4,783.43/x
  3. Step 3: Cross multiply
    8,762.15x = 12,091.94 × 4,783.43
  4. Step 4: Simplify right side
    8,762.15x = 57,840,948.55
  5. Step 5: Solve for x
    x = 57,840,948.55/8,762.15
  6. Step 6: Final answer
    x = 6,601.23

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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.