Home / 8,783.99-13,176.07-4,102.60

Finding the Fourth Proportional to 8,783.99, 13,176.07 and 4,102.60

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Solution

The fourth proportional to 8,783.99, 13,176.07 and 4,102.60 is: 6,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.99 : 13,176.07 = 4,102.60 : x
  2. Step 2: Convert to fraction form
    8,783.99/13,176.07 = 4,102.60/x
  3. Step 3: Cross multiply
    8,783.99x = 13,176.07 × 4,102.60
  4. Step 4: Simplify right side
    8,783.99x = 54,056,126.29
  5. Step 5: Solve for x
    x = 54,056,126.29/8,783.99
  6. Step 6: Final answer
    x = 6,153.93

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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.