Home / 4,085.32-6,122.58-1,485.76

Finding the Fourth Proportional to 4,085.32, 6,122.58 and 1,485.76

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Solution

The fourth proportional to 4,085.32, 6,122.58 and 1,485.76 is: 2,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,085.32 : 6,122.58 = 1,485.76 : x
  2. Step 2: Convert to fraction form
    4,085.32/6,122.58 = 1,485.76/x
  3. Step 3: Cross multiply
    4,085.32x = 6,122.58 × 1,485.76
  4. Step 4: Simplify right side
    4,085.32x = 9,096,684.46
  5. Step 5: Solve for x
    x = 9,096,684.46/4,085.32
  6. Step 6: Final answer
    x = 2,226.68

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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.