Home / 3,518.51-4,855.29-1,924.81

Finding the Fourth Proportional to 3,518.51, 4,855.29 and 1,924.81

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Solution

The fourth proportional to 3,518.51, 4,855.29 and 1,924.81 is: 2,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.51 : 4,855.29 = 1,924.81 : x
  2. Step 2: Convert to fraction form
    3,518.51/4,855.29 = 1,924.81/x
  3. Step 3: Cross multiply
    3,518.51x = 4,855.29 × 1,924.81
  4. Step 4: Simplify right side
    3,518.51x = 9,345,529.53
  5. Step 5: Solve for x
    x = 9,345,529.53/3,518.51
  6. Step 6: Final answer
    x = 2,656.10

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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.