Home / 7,923.11-10,932.73-4,386.31

Finding the Fourth Proportional to 7,923.11, 10,932.73 and 4,386.31

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Solution

The fourth proportional to 7,923.11, 10,932.73 and 4,386.31 is: 6,052.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.11 : 10,932.73 = 4,386.31 : x
  2. Step 2: Convert to fraction form
    7,923.11/10,932.73 = 4,386.31/x
  3. Step 3: Cross multiply
    7,923.11x = 10,932.73 × 4,386.31
  4. Step 4: Simplify right side
    7,923.11x = 47,954,342.93
  5. Step 5: Solve for x
    x = 47,954,342.93/7,923.11
  6. Step 6: Final answer
    x = 6,052.46

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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.