Home / 1,764.75-2,435.36-1,065.99

Finding the Fourth Proportional to 1,764.75, 2,435.36 and 1,065.99

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Solution

The fourth proportional to 1,764.75, 2,435.36 and 1,065.99 is: 1,471.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.75 : 2,435.36 = 1,065.99 : x
  2. Step 2: Convert to fraction form
    1,764.75/2,435.36 = 1,065.99/x
  3. Step 3: Cross multiply
    1,764.75x = 2,435.36 × 1,065.99
  4. Step 4: Simplify right side
    1,764.75x = 2,596,064.08
  5. Step 5: Solve for x
    x = 2,596,064.08/1,764.75
  6. Step 6: Final answer
    x = 1,471.07

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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.