Home / 6,416.13-9,621.87-2,718.60

Finding the Fourth Proportional to 6,416.13, 9,621.87 and 2,718.60

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Solution

The fourth proportional to 6,416.13, 9,621.87 and 2,718.60 is: 4,076.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.13 : 9,621.87 = 2,718.60 : x
  2. Step 2: Convert to fraction form
    6,416.13/9,621.87 = 2,718.60/x
  3. Step 3: Cross multiply
    6,416.13x = 9,621.87 × 2,718.60
  4. Step 4: Simplify right side
    6,416.13x = 26,158,015.78
  5. Step 5: Solve for x
    x = 26,158,015.78/6,416.13
  6. Step 6: Final answer
    x = 4,076.91

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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.