Home / 4,050.43-6,075.90-1,277.20

Finding the Fourth Proportional to 4,050.43, 6,075.90 and 1,277.20

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Solution

The fourth proportional to 4,050.43, 6,075.90 and 1,277.20 is: 1,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,050.43 : 6,075.90 = 1,277.20 : x
  2. Step 2: Convert to fraction form
    4,050.43/6,075.90 = 1,277.20/x
  3. Step 3: Cross multiply
    4,050.43x = 6,075.90 × 1,277.20
  4. Step 4: Simplify right side
    4,050.43x = 7,760,139.48
  5. Step 5: Solve for x
    x = 7,760,139.48/4,050.43
  6. Step 6: Final answer
    x = 1,915.88

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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.