Home / 3,075.90-4,612.22-1,342.50

Finding the Fourth Proportional to 3,075.90, 4,612.22 and 1,342.50

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Solution

The fourth proportional to 3,075.90, 4,612.22 and 1,342.50 is: 2,013.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075.90 : 4,612.22 = 1,342.50 : x
  2. Step 2: Convert to fraction form
    3,075.90/4,612.22 = 1,342.50/x
  3. Step 3: Cross multiply
    3,075.90x = 4,612.22 × 1,342.50
  4. Step 4: Simplify right side
    3,075.90x = 6,191,905.35
  5. Step 5: Solve for x
    x = 6,191,905.35/3,075.90
  6. Step 6: Final answer
    x = 2,013.04

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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.