Home / 4,505.21-6,216.81-2,617.30

Finding the Fourth Proportional to 4,505.21, 6,216.81 and 2,617.30

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Solution

The fourth proportional to 4,505.21, 6,216.81 and 2,617.30 is: 3,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,505.21 : 6,216.81 = 2,617.30 : x
  2. Step 2: Convert to fraction form
    4,505.21/6,216.81 = 2,617.30/x
  3. Step 3: Cross multiply
    4,505.21x = 6,216.81 × 2,617.30
  4. Step 4: Simplify right side
    4,505.21x = 16,271,256.81
  5. Step 5: Solve for x
    x = 16,271,256.81/4,505.21
  6. Step 6: Final answer
    x = 3,611.65

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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.