Home / 5,039.47-6,954.87-2,802.07

Finding the Fourth Proportional to 5,039.47, 6,954.87 and 2,802.07

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Solution

The fourth proportional to 5,039.47, 6,954.87 and 2,802.07 is: 3,867.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.47 : 6,954.87 = 2,802.07 : x
  2. Step 2: Convert to fraction form
    5,039.47/6,954.87 = 2,802.07/x
  3. Step 3: Cross multiply
    5,039.47x = 6,954.87 × 2,802.07
  4. Step 4: Simplify right side
    5,039.47x = 19,488,032.58
  5. Step 5: Solve for x
    x = 19,488,032.58/5,039.47
  6. Step 6: Final answer
    x = 3,867.08

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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.