Home / 4,277.77-6,416.01-1,355.68

Finding the Fourth Proportional to 4,277.77, 6,416.01 and 1,355.68

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Solution

The fourth proportional to 4,277.77, 6,416.01 and 1,355.68 is: 2,033.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.77 : 6,416.01 = 1,355.68 : x
  2. Step 2: Convert to fraction form
    4,277.77/6,416.01 = 1,355.68/x
  3. Step 3: Cross multiply
    4,277.77x = 6,416.01 × 1,355.68
  4. Step 4: Simplify right side
    4,277.77x = 8,698,056.44
  5. Step 5: Solve for x
    x = 8,698,056.44/4,277.77
  6. Step 6: Final answer
    x = 2,033.32

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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.