Home / 4,276.06-6,416.08-1,811.50

Finding the Fourth Proportional to 4,276.06, 6,416.08 and 1,811.50

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Solution

The fourth proportional to 4,276.06, 6,416.08 and 1,811.50 is: 2,718.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,276.06 : 6,416.08 = 1,811.50 : x
  2. Step 2: Convert to fraction form
    4,276.06/6,416.08 = 1,811.50/x
  3. Step 3: Cross multiply
    4,276.06x = 6,416.08 × 1,811.50
  4. Step 4: Simplify right side
    4,276.06x = 11,622,728.92
  5. Step 5: Solve for x
    x = 11,622,728.92/4,276.06
  6. Step 6: Final answer
    x = 2,718.09

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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.