Home / 1,935.48-2,670.99-1,051.31

Finding the Fourth Proportional to 1,935.48, 2,670.99 and 1,051.31

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Solution

The fourth proportional to 1,935.48, 2,670.99 and 1,051.31 is: 1,450.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.48 : 2,670.99 = 1,051.31 : x
  2. Step 2: Convert to fraction form
    1,935.48/2,670.99 = 1,051.31/x
  3. Step 3: Cross multiply
    1,935.48x = 2,670.99 × 1,051.31
  4. Step 4: Simplify right side
    1,935.48x = 2,808,025.14
  5. Step 5: Solve for x
    x = 2,808,025.14/1,935.48
  6. Step 6: Final answer
    x = 1,450.82

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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.