Home / 3,479.96-4,802.37-1,908.02

Finding the Fourth Proportional to 3,479.96, 4,802.37 and 1,908.02

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Solution

The fourth proportional to 3,479.96, 4,802.37 and 1,908.02 is: 2,633.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.96 : 4,802.37 = 1,908.02 : x
  2. Step 2: Convert to fraction form
    3,479.96/4,802.37 = 1,908.02/x
  3. Step 3: Cross multiply
    3,479.96x = 4,802.37 × 1,908.02
  4. Step 4: Simplify right side
    3,479.96x = 9,163,018.01
  5. Step 5: Solve for x
    x = 9,163,018.01/3,479.96
  6. Step 6: Final answer
    x = 2,633.08

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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.