Home / 5,039.98-6,955.05-2,802.06

Finding the Fourth Proportional to 5,039.98, 6,955.05 and 2,802.06

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Solution

The fourth proportional to 5,039.98, 6,955.05 and 2,802.06 is: 3,866.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.98 : 6,955.05 = 2,802.06 : x
  2. Step 2: Convert to fraction form
    5,039.98/6,955.05 = 2,802.06/x
  3. Step 3: Cross multiply
    5,039.98x = 6,955.05 × 2,802.06
  4. Step 4: Simplify right side
    5,039.98x = 19,488,467.40
  5. Step 5: Solve for x
    x = 19,488,467.40/5,039.98
  6. Step 6: Final answer
    x = 3,866.77

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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.