Home / 7,536.07-11,304.65-1,989.36

Finding the Fourth Proportional to 7,536.07, 11,304.65 and 1,989.36

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Solution

The fourth proportional to 7,536.07, 11,304.65 and 1,989.36 is: 2,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.07 : 11,304.65 = 1,989.36 : x
  2. Step 2: Convert to fraction form
    7,536.07/11,304.65 = 1,989.36/x
  3. Step 3: Cross multiply
    7,536.07x = 11,304.65 × 1,989.36
  4. Step 4: Simplify right side
    7,536.07x = 22,489,012.31
  5. Step 5: Solve for x
    x = 22,489,012.31/7,536.07
  6. Step 6: Final answer
    x = 2,984.18

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1.5x scale

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.