Home / 6,416.02-8,855.76-4,183.48

Finding the Fourth Proportional to 6,416.02, 8,855.76 and 4,183.48

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Solution

The fourth proportional to 6,416.02, 8,855.76 and 4,183.48 is: 5,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,416.02 : 8,855.76 = 4,183.48 : x
  2. Step 2: Convert to fraction form
    6,416.02/8,855.76 = 4,183.48/x
  3. Step 3: Cross multiply
    6,416.02x = 8,855.76 × 4,183.48
  4. Step 4: Simplify right side
    6,416.02x = 37,047,894.84
  5. Step 5: Solve for x
    x = 37,047,894.84/6,416.02
  6. Step 6: Final answer
    x = 5,774.28

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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.