Home / 11,621.32-16,037.37-6,586.49

Finding the Fourth Proportional to 11,621.32, 16,037.37 and 6,586.49

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Solution

The fourth proportional to 11,621.32, 16,037.37 and 6,586.49 is: 9,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,621.32 : 16,037.37 = 6,586.49 : x
  2. Step 2: Convert to fraction form
    11,621.32/16,037.37 = 6,586.49/x
  3. Step 3: Cross multiply
    11,621.32x = 16,037.37 × 6,586.49
  4. Step 4: Simplify right side
    11,621.32x = 105,630,017.22
  5. Step 5: Solve for x
    x = 105,630,017.22/11,621.32
  6. Step 6: Final answer
    x = 9,089.33

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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.