Home / 1,935.30-2,670.73-1,051.11

Finding the Fourth Proportional to 1,935.30, 2,670.73 and 1,051.11

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Solution

The fourth proportional to 1,935.30, 2,670.73 and 1,051.11 is: 1,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.30 : 2,670.73 = 1,051.11 : x
  2. Step 2: Convert to fraction form
    1,935.30/2,670.73 = 1,051.11/x
  3. Step 3: Cross multiply
    1,935.30x = 2,670.73 × 1,051.11
  4. Step 4: Simplify right side
    1,935.30x = 2,807,228.38
  5. Step 5: Solve for x
    x = 2,807,228.38/1,935.30
  6. Step 6: Final answer
    x = 1,450.54

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Double scale
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1.5x scale

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.