Home / 5,477.95-7,563.04-4,216.64

Finding the Fourth Proportional to 5,477.95, 7,563.04 and 4,216.64

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Solution

The fourth proportional to 5,477.95, 7,563.04 and 4,216.64 is: 5,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.95 : 7,563.04 = 4,216.64 : x
  2. Step 2: Convert to fraction form
    5,477.95/7,563.04 = 4,216.64/x
  3. Step 3: Cross multiply
    5,477.95x = 7,563.04 × 4,216.64
  4. Step 4: Simplify right side
    5,477.95x = 31,890,568.63
  5. Step 5: Solve for x
    x = 31,890,568.63/5,477.95
  6. Step 6: Final answer
    x = 5,821.62

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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.