Home / 7,009.21-9,673.37-5,237.74

Finding the Fourth Proportional to 7,009.21, 9,673.37 and 5,237.74

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Solution

The fourth proportional to 7,009.21, 9,673.37 and 5,237.74 is: 7,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009.21 : 9,673.37 = 5,237.74 : x
  2. Step 2: Convert to fraction form
    7,009.21/9,673.37 = 5,237.74/x
  3. Step 3: Cross multiply
    7,009.21x = 9,673.37 × 5,237.74
  4. Step 4: Simplify right side
    7,009.21x = 50,666,596.98
  5. Step 5: Solve for x
    x = 50,666,596.98/7,009.21
  6. Step 6: Final answer
    x = 7,228.57

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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.