Home / 4,050.40-6,075.60-2,591.20

Finding the Fourth Proportional to 4,050.40, 6,075.60 and 2,591.20

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Solution

The fourth proportional to 4,050.40, 6,075.60 and 2,591.20 is: 3,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.40 : 6,075.60 = 2,591.20 : x
  2. Step 2: Convert to fraction form
    4,050.40/6,075.60 = 2,591.20/x
  3. Step 3: Cross multiply
    4,050.40x = 6,075.60 × 2,591.20
  4. Step 4: Simplify right side
    4,050.40x = 15,743,094.72
  5. Step 5: Solve for x
    x = 15,743,094.72/4,050.40
  6. Step 6: Final answer
    x = 3,886.80

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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.