Home / 1,755.37-2,633.05-1,648.45

Finding the Fourth Proportional to 1,755.37, 2,633.05 and 1,648.45

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Solution

The fourth proportional to 1,755.37, 2,633.05 and 1,648.45 is: 2,472.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.37 : 2,633.05 = 1,648.45 : x
  2. Step 2: Convert to fraction form
    1,755.37/2,633.05 = 1,648.45/x
  3. Step 3: Cross multiply
    1,755.37x = 2,633.05 × 1,648.45
  4. Step 4: Simplify right side
    1,755.37x = 4,340,438.11
  5. Step 5: Solve for x
    x = 4,340,438.11/1,755.37
  6. Step 6: Final answer
    x = 2,472.67

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1.5x scale

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.