Home / 4,577.63-6,315.01-2,688.60

Finding the Fourth Proportional to 4,577.63, 6,315.01 and 2,688.60

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Solution

The fourth proportional to 4,577.63, 6,315.01 and 2,688.60 is: 3,709.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.63 : 6,315.01 = 2,688.60 : x
  2. Step 2: Convert to fraction form
    4,577.63/6,315.01 = 2,688.60/x
  3. Step 3: Cross multiply
    4,577.63x = 6,315.01 × 2,688.60
  4. Step 4: Simplify right side
    4,577.63x = 16,978,522.44
  5. Step 5: Solve for x
    x = 16,978,522.44/4,577.63
  6. Step 6: Final answer
    x = 3,709.02

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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.