Home / 1,995.35-2,753.85-1,437.67

Finding the Fourth Proportional to 1,995.35, 2,753.85 and 1,437.67

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Solution

The fourth proportional to 1,995.35, 2,753.85 and 1,437.67 is: 1,984.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.35 : 2,753.85 = 1,437.67 : x
  2. Step 2: Convert to fraction form
    1,995.35/2,753.85 = 1,437.67/x
  3. Step 3: Cross multiply
    1,995.35x = 2,753.85 × 1,437.67
  4. Step 4: Simplify right side
    1,995.35x = 3,959,112.79
  5. Step 5: Solve for x
    x = 3,959,112.79/1,995.35
  6. Step 6: Final answer
    x = 1,984.17

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1.5x scale

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.