Home / 10,214.61-15,318.01-3,973.86

Finding the Fourth Proportional to 10,214.61, 15,318.01 and 3,973.86

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Solution

The fourth proportional to 10,214.61, 15,318.01 and 3,973.86 is: 5,959.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,214.61 : 15,318.01 = 3,973.86 : x
  2. Step 2: Convert to fraction form
    10,214.61/15,318.01 = 3,973.86/x
  3. Step 3: Cross multiply
    10,214.61x = 15,318.01 × 3,973.86
  4. Step 4: Simplify right side
    10,214.61x = 60,871,632.19
  5. Step 5: Solve for x
    x = 60,871,632.19/10,214.61
  6. Step 6: Final answer
    x = 5,959.27

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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.