Home / 1,733.75-2,600.65-435.23

Finding the Fourth Proportional to 1,733.75, 2,600.65 and 435.23

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Solution

The fourth proportional to 1,733.75, 2,600.65 and 435.23 is: 652.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,733.75 : 2,600.65 = 435.23 : x
  2. Step 2: Convert to fraction form
    1,733.75/2,600.65 = 435.23/x
  3. Step 3: Cross multiply
    1,733.75x = 2,600.65 × 435.23
  4. Step 4: Simplify right side
    1,733.75x = 1,131,866.81
  5. Step 5: Solve for x
    x = 1,131,866.81/1,733.75
  6. Step 6: Final answer
    x = 652.84

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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.