Home / 4,071.84-5,619.15-2,208.84

Finding the Fourth Proportional to 4,071.84, 5,619.15 and 2,208.84

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Solution

The fourth proportional to 4,071.84, 5,619.15 and 2,208.84 is: 3,048.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.84 : 5,619.15 = 2,208.84 : x
  2. Step 2: Convert to fraction form
    4,071.84/5,619.15 = 2,208.84/x
  3. Step 3: Cross multiply
    4,071.84x = 5,619.15 × 2,208.84
  4. Step 4: Simplify right side
    4,071.84x = 12,411,803.29
  5. Step 5: Solve for x
    x = 12,411,803.29/4,071.84
  6. Step 6: Final answer
    x = 3,048.21

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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.