Home / 1,795.96-2,479.44-1,402.12

Finding the Fourth Proportional to 1,795.96, 2,479.44 and 1,402.12

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Solution

The fourth proportional to 1,795.96, 2,479.44 and 1,402.12 is: 1,935.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,795.96 : 2,479.44 = 1,402.12 : x
  2. Step 2: Convert to fraction form
    1,795.96/2,479.44 = 1,402.12/x
  3. Step 3: Cross multiply
    1,795.96x = 2,479.44 × 1,402.12
  4. Step 4: Simplify right side
    1,795.96x = 3,476,472.41
  5. Step 5: Solve for x
    x = 3,476,472.41/1,795.96
  6. Step 6: Final answer
    x = 1,935.72

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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.