Home / 1,937.04-2,905.41-620.77

Finding the Fourth Proportional to 1,937.04, 2,905.41 and 620.77

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Solution

The fourth proportional to 1,937.04, 2,905.41 and 620.77 is: 931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.04 : 2,905.41 = 620.77 : x
  2. Step 2: Convert to fraction form
    1,937.04/2,905.41 = 620.77/x
  3. Step 3: Cross multiply
    1,937.04x = 2,905.41 × 620.77
  4. Step 4: Simplify right side
    1,937.04x = 1,803,591.37
  5. Step 5: Solve for x
    x = 1,803,591.37/1,937.04
  6. Step 6: Final answer
    x = 931.11

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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.