Home / 4,603.05-6,900.69-2,136.60

Finding the Fourth Proportional to 4,603.05, 6,900.69 and 2,136.60

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Solution

The fourth proportional to 4,603.05, 6,900.69 and 2,136.60 is: 3,203.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,603.05 : 6,900.69 = 2,136.60 : x
  2. Step 2: Convert to fraction form
    4,603.05/6,900.69 = 2,136.60/x
  3. Step 3: Cross multiply
    4,603.05x = 6,900.69 × 2,136.60
  4. Step 4: Simplify right side
    4,603.05x = 14,744,014.25
  5. Step 5: Solve for x
    x = 14,744,014.25/4,603.05
  6. Step 6: Final answer
    x = 3,203.10

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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.