Home / 7,519.51-11,278.36-1,973.29

Finding the Fourth Proportional to 7,519.51, 11,278.36 and 1,973.29

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Solution

The fourth proportional to 7,519.51, 11,278.36 and 1,973.29 is: 2,959.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,519.51 : 11,278.36 = 1,973.29 : x
  2. Step 2: Convert to fraction form
    7,519.51/11,278.36 = 1,973.29/x
  3. Step 3: Cross multiply
    7,519.51x = 11,278.36 × 1,973.29
  4. Step 4: Simplify right side
    7,519.51x = 22,255,444.25
  5. Step 5: Solve for x
    x = 22,255,444.25/7,519.51
  6. Step 6: Final answer
    x = 2,959.69

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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.