Home / 5,539.20-8,307.16-2,075.64

Finding the Fourth Proportional to 5,539.20, 8,307.16 and 2,075.64

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Solution

The fourth proportional to 5,539.20, 8,307.16 and 2,075.64 is: 3,112.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.20 : 8,307.16 = 2,075.64 : x
  2. Step 2: Convert to fraction form
    5,539.20/8,307.16 = 2,075.64/x
  3. Step 3: Cross multiply
    5,539.20x = 8,307.16 × 2,075.64
  4. Step 4: Simplify right side
    5,539.20x = 17,242,673.58
  5. Step 5: Solve for x
    x = 17,242,673.58/5,539.20
  6. Step 6: Final answer
    x = 3,112.85

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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.