Home / 4,277.96-6,416.90-2,816.77

Finding the Fourth Proportional to 4,277.96, 6,416.90 and 2,816.77

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Solution

The fourth proportional to 4,277.96, 6,416.90 and 2,816.77 is: 4,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.96 : 6,416.90 = 2,816.77 : x
  2. Step 2: Convert to fraction form
    4,277.96/6,416.90 = 2,816.77/x
  3. Step 3: Cross multiply
    4,277.96x = 6,416.90 × 2,816.77
  4. Step 4: Simplify right side
    4,277.96x = 18,074,885.24
  5. Step 5: Solve for x
    x = 18,074,885.24/4,277.96
  6. Step 6: Final answer
    x = 4,225.12

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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.