Home / 1,664.55-2,297.35-1,267.52

Finding the Fourth Proportional to 1,664.55, 2,297.35 and 1,267.52

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Solution

The fourth proportional to 1,664.55, 2,297.35 and 1,267.52 is: 1,749.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664.55 : 2,297.35 = 1,267.52 : x
  2. Step 2: Convert to fraction form
    1,664.55/2,297.35 = 1,267.52/x
  3. Step 3: Cross multiply
    1,664.55x = 2,297.35 × 1,267.52
  4. Step 4: Simplify right side
    1,664.55x = 2,911,931.03
  5. Step 5: Solve for x
    x = 2,911,931.03/1,664.55
  6. Step 6: Final answer
    x = 1,749.38

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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.