Home / 1,825.48-2,519.94-1,266.76

Finding the Fourth Proportional to 1,825.48, 2,519.94 and 1,266.76

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Solution

The fourth proportional to 1,825.48, 2,519.94 and 1,266.76 is: 1,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,825.48 : 2,519.94 = 1,266.76 : x
  2. Step 2: Convert to fraction form
    1,825.48/2,519.94 = 1,266.76/x
  3. Step 3: Cross multiply
    1,825.48x = 2,519.94 × 1,266.76
  4. Step 4: Simplify right side
    1,825.48x = 3,192,159.19
  5. Step 5: Solve for x
    x = 3,192,159.19/1,825.48
  6. Step 6: Final answer
    x = 1,748.67

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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.