Home / 1,712.23-2,362.98-965.91

Finding the Fourth Proportional to 1,712.23, 2,362.98 and 965.91

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Solution

The fourth proportional to 1,712.23, 2,362.98 and 965.91 is: 1,333.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.23 : 2,362.98 = 965.91 : x
  2. Step 2: Convert to fraction form
    1,712.23/2,362.98 = 965.91/x
  3. Step 3: Cross multiply
    1,712.23x = 2,362.98 × 965.91
  4. Step 4: Simplify right side
    1,712.23x = 2,282,426.01
  5. Step 5: Solve for x
    x = 2,282,426.01/1,712.23
  6. Step 6: Final answer
    x = 1,333.01

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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.