Home / 7,920.01-11,883.47-3,762.96

Finding the Fourth Proportional to 7,920.01, 11,883.47 and 3,762.96

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Solution

The fourth proportional to 7,920.01, 11,883.47 and 3,762.96 is: 5,646.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,920.01 : 11,883.47 = 3,762.96 : x
  2. Step 2: Convert to fraction form
    7,920.01/11,883.47 = 3,762.96/x
  3. Step 3: Cross multiply
    7,920.01x = 11,883.47 × 3,762.96
  4. Step 4: Simplify right side
    7,920.01x = 44,717,022.27
  5. Step 5: Solve for x
    x = 44,717,022.27/7,920.01
  6. Step 6: Final answer
    x = 5,646.08

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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.