Home / 4,550.77-6,280.21-2,662.55

Finding the Fourth Proportional to 4,550.77, 6,280.21 and 2,662.55

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Solution

The fourth proportional to 4,550.77, 6,280.21 and 2,662.55 is: 3,674.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,550.77 : 6,280.21 = 2,662.55 : x
  2. Step 2: Convert to fraction form
    4,550.77/6,280.21 = 2,662.55/x
  3. Step 3: Cross multiply
    4,550.77x = 6,280.21 × 2,662.55
  4. Step 4: Simplify right side
    4,550.77x = 16,721,368.61
  5. Step 5: Solve for x
    x = 16,721,368.61/4,550.77
  6. Step 6: Final answer
    x = 3,674.40

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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.