Home / 2,937.32-4,052.70-1,889.99

Finding the Fourth Proportional to 2,937.32, 4,052.70 and 1,889.99

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Solution

The fourth proportional to 2,937.32, 4,052.70 and 1,889.99 is: 2,607.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937.32 : 4,052.70 = 1,889.99 : x
  2. Step 2: Convert to fraction form
    2,937.32/4,052.70 = 1,889.99/x
  3. Step 3: Cross multiply
    2,937.32x = 4,052.70 × 1,889.99
  4. Step 4: Simplify right side
    2,937.32x = 7,659,562.47
  5. Step 5: Solve for x
    x = 7,659,562.47/2,937.32
  6. Step 6: Final answer
    x = 2,607.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.