Home / 2,972.98-4,453.80-1,803.34

Finding the Fourth Proportional to 2,972.98, 4,453.80 and 1,803.34

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Solution

The fourth proportional to 2,972.98, 4,453.80 and 1,803.34 is: 2,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972.98 : 4,453.80 = 1,803.34 : x
  2. Step 2: Convert to fraction form
    2,972.98/4,453.80 = 1,803.34/x
  3. Step 3: Cross multiply
    2,972.98x = 4,453.80 × 1,803.34
  4. Step 4: Simplify right side
    2,972.98x = 8,031,715.69
  5. Step 5: Solve for x
    x = 8,031,715.69/2,972.98
  6. Step 6: Final answer
    x = 2,701.57

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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.