Home / 1,837.18-2,535.30-1,051.21

Finding the Fourth Proportional to 1,837.18, 2,535.30 and 1,051.21

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Solution

The fourth proportional to 1,837.18, 2,535.30 and 1,051.21 is: 1,450.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.18 : 2,535.30 = 1,051.21 : x
  2. Step 2: Convert to fraction form
    1,837.18/2,535.30 = 1,051.21/x
  3. Step 3: Cross multiply
    1,837.18x = 2,535.30 × 1,051.21
  4. Step 4: Simplify right side
    1,837.18x = 2,665,135.88
  5. Step 5: Solve for x
    x = 2,665,135.88/1,837.18
  6. Step 6: Final answer
    x = 1,450.67

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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.