Home / 7,131.88-10,683.40-5,973.48

Finding the Fourth Proportional to 7,131.88, 10,683.40 and 5,973.48

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Solution

The fourth proportional to 7,131.88, 10,683.40 and 5,973.48 is: 8,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,131.88 : 10,683.40 = 5,973.48 : x
  2. Step 2: Convert to fraction form
    7,131.88/10,683.40 = 5,973.48/x
  3. Step 3: Cross multiply
    7,131.88x = 10,683.40 × 5,973.48
  4. Step 4: Simplify right side
    7,131.88x = 63,817,076.23
  5. Step 5: Solve for x
    x = 63,817,076.23/7,131.88
  6. Step 6: Final answer
    x = 8,948.14

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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.