Home / 6,075.58-8,354.01-5,189.80

Finding the Fourth Proportional to 6,075.58, 8,354.01 and 5,189.80

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Solution

The fourth proportional to 6,075.58, 8,354.01 and 5,189.80 is: 7,136.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,075.58 : 8,354.01 = 5,189.80 : x
  2. Step 2: Convert to fraction form
    6,075.58/8,354.01 = 5,189.80/x
  3. Step 3: Cross multiply
    6,075.58x = 8,354.01 × 5,189.80
  4. Step 4: Simplify right side
    6,075.58x = 43,355,641.10
  5. Step 5: Solve for x
    x = 43,355,641.10/6,075.58
  6. Step 6: Final answer
    x = 7,136.05

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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.