Home / 3,110.51-4,664.80-1,030.08

Finding the Fourth Proportional to 3,110.51, 4,664.80 and 1,030.08

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Solution

The fourth proportional to 3,110.51, 4,664.80 and 1,030.08 is: 1,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.51 : 4,664.80 = 1,030.08 : x
  2. Step 2: Convert to fraction form
    3,110.51/4,664.80 = 1,030.08/x
  3. Step 3: Cross multiply
    3,110.51x = 4,664.80 × 1,030.08
  4. Step 4: Simplify right side
    3,110.51x = 4,805,117.18
  5. Step 5: Solve for x
    x = 4,805,117.18/3,110.51
  6. Step 6: Final answer
    x = 1,544.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.