Home / 11,582.61-15,983.90-6,277.41

Finding the Fourth Proportional to 11,582.61, 15,983.90 and 6,277.41

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Solution

The fourth proportional to 11,582.61, 15,983.90 and 6,277.41 is: 8,662.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,582.61 : 15,983.90 = 6,277.41 : x
  2. Step 2: Convert to fraction form
    11,582.61/15,983.90 = 6,277.41/x
  3. Step 3: Cross multiply
    11,582.61x = 15,983.90 × 6,277.41
  4. Step 4: Simplify right side
    11,582.61x = 100,337,462.31
  5. Step 5: Solve for x
    x = 100,337,462.31/11,582.61
  6. Step 6: Final answer
    x = 8,662.77

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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.