Home / 1,712.04-2,361.57-1,263.46

Finding the Fourth Proportional to 1,712.04, 2,361.57 and 1,263.46

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Solution

The fourth proportional to 1,712.04, 2,361.57 and 1,263.46 is: 1,742.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.04 : 2,361.57 = 1,263.46 : x
  2. Step 2: Convert to fraction form
    1,712.04/2,361.57 = 1,263.46/x
  3. Step 3: Cross multiply
    1,712.04x = 2,361.57 × 1,263.46
  4. Step 4: Simplify right side
    1,712.04x = 2,983,731.11
  5. Step 5: Solve for x
    x = 2,983,731.11/1,712.04
  6. Step 6: Final answer
    x = 1,742.80

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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.