Home / 2,795.06-3,859.76-1,802.04

Finding the Fourth Proportional to 2,795.06, 3,859.76 and 1,802.04

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Solution

The fourth proportional to 2,795.06, 3,859.76 and 1,802.04 is: 2,488.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,795.06 : 3,859.76 = 1,802.04 : x
  2. Step 2: Convert to fraction form
    2,795.06/3,859.76 = 1,802.04/x
  3. Step 3: Cross multiply
    2,795.06x = 3,859.76 × 1,802.04
  4. Step 4: Simplify right side
    2,795.06x = 6,955,441.91
  5. Step 5: Solve for x
    x = 6,955,441.91/2,795.06
  6. Step 6: Final answer
    x = 2,488.48

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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.