Home / 11,582.59-15,984.02-6,277.40

Finding the Fourth Proportional to 11,582.59, 15,984.02 and 6,277.40

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Solution

The fourth proportional to 11,582.59, 15,984.02 and 6,277.40 is: 8,662.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.59 : 15,984.02 = 6,277.40 : x
  2. Step 2: Convert to fraction form
    11,582.59/15,984.02 = 6,277.40/x
  3. Step 3: Cross multiply
    11,582.59x = 15,984.02 × 6,277.40
  4. Step 4: Simplify right side
    11,582.59x = 100,337,975.84
  5. Step 5: Solve for x
    x = 100,337,975.84/11,582.59
  6. Step 6: Final answer
    x = 8,662.83

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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.