Home / 4,813.90-7,208.60-4,075.79

Finding the Fourth Proportional to 4,813.90, 7,208.60 and 4,075.79

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Solution

The fourth proportional to 4,813.90, 7,208.60 and 4,075.79 is: 6,103.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,813.90 : 7,208.60 = 4,075.79 : x
  2. Step 2: Convert to fraction form
    4,813.90/7,208.60 = 4,075.79/x
  3. Step 3: Cross multiply
    4,813.90x = 7,208.60 × 4,075.79
  4. Step 4: Simplify right side
    4,813.90x = 29,380,683.37
  5. Step 5: Solve for x
    x = 29,380,683.37/4,813.90
  6. Step 6: Final answer
    x = 6,103.30

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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.