Home / 5,048.98-6,967.64-2,810.81

Finding the Fourth Proportional to 5,048.98, 6,967.64 and 2,810.81

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Solution

The fourth proportional to 5,048.98, 6,967.64 and 2,810.81 is: 3,878.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,048.98 : 6,967.64 = 2,810.81 : x
  2. Step 2: Convert to fraction form
    5,048.98/6,967.64 = 2,810.81/x
  3. Step 3: Cross multiply
    5,048.98x = 6,967.64 × 2,810.81
  4. Step 4: Simplify right side
    5,048.98x = 19,584,736.63
  5. Step 5: Solve for x
    x = 19,584,736.63/5,048.98
  6. Step 6: Final answer
    x = 3,878.95

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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.