Home / 1,671.04-2,305.62-962.84

Finding the Fourth Proportional to 1,671.04, 2,305.62 and 962.84

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Solution

The fourth proportional to 1,671.04, 2,305.62 and 962.84 is: 1,328.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671.04 : 2,305.62 = 962.84 : x
  2. Step 2: Convert to fraction form
    1,671.04/2,305.62 = 962.84/x
  3. Step 3: Cross multiply
    1,671.04x = 2,305.62 × 962.84
  4. Step 4: Simplify right side
    1,671.04x = 2,219,943.16
  5. Step 5: Solve for x
    x = 2,219,943.16/1,671.04
  6. Step 6: Final answer
    x = 1,328.48

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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.