Home / 4,047.60-6,075.24-2,101.20

Finding the Fourth Proportional to 4,047.60, 6,075.24 and 2,101.20

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Solution

The fourth proportional to 4,047.60, 6,075.24 and 2,101.20 is: 3,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.60 : 6,075.24 = 2,101.20 : x
  2. Step 2: Convert to fraction form
    4,047.60/6,075.24 = 2,101.20/x
  3. Step 3: Cross multiply
    4,047.60x = 6,075.24 × 2,101.20
  4. Step 4: Simplify right side
    4,047.60x = 12,765,294.29
  5. Step 5: Solve for x
    x = 12,765,294.29/4,047.60
  6. Step 6: Final answer
    x = 3,153.79

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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.