Home / 8,795.20-12,137.35-4,816.56

Finding the Fourth Proportional to 8,795.20, 12,137.35 and 4,816.56

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Solution

The fourth proportional to 8,795.20, 12,137.35 and 4,816.56 is: 6,646.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.20 : 12,137.35 = 4,816.56 : x
  2. Step 2: Convert to fraction form
    8,795.20/12,137.35 = 4,816.56/x
  3. Step 3: Cross multiply
    8,795.20x = 12,137.35 × 4,816.56
  4. Step 4: Simplify right side
    8,795.20x = 58,460,274.52
  5. Step 5: Solve for x
    x = 58,460,274.52/8,795.20
  6. Step 6: Final answer
    x = 6,646.84

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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.