Home / 4,075.44-5,624.28-2,679.60

Finding the Fourth Proportional to 4,075.44, 5,624.28 and 2,679.60

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Solution

The fourth proportional to 4,075.44, 5,624.28 and 2,679.60 is: 3,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,075.44 : 5,624.28 = 2,679.60 : x
  2. Step 2: Convert to fraction form
    4,075.44/5,624.28 = 2,679.60/x
  3. Step 3: Cross multiply
    4,075.44x = 5,624.28 × 2,679.60
  4. Step 4: Simplify right side
    4,075.44x = 15,070,820.69
  5. Step 5: Solve for x
    x = 15,070,820.69/4,075.44
  6. Step 6: Final answer
    x = 3,697.96

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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.