Home / 4,141.80-6,212.70-1,545

Finding the Fourth Proportional to 4,141.80, 6,212.70 and 1,545

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Solution

The fourth proportional to 4,141.80, 6,212.70 and 1,545 is: 2,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,141.80 : 6,212.70 = 1,545 : x
  2. Step 2: Convert to fraction form
    4,141.80/6,212.70 = 1,545/x
  3. Step 3: Cross multiply
    4,141.80x = 6,212.70 × 1,545
  4. Step 4: Simplify right side
    4,141.80x = 9,598,621.50
  5. Step 5: Solve for x
    x = 9,598,621.50/4,141.80
  6. Step 6: Final answer
    x = 2,317.50

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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.