Home / 8,341.50-11,511.27-4,615.74

Finding the Fourth Proportional to 8,341.50, 11,511.27 and 4,615.74

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Solution

The fourth proportional to 8,341.50, 11,511.27 and 4,615.74 is: 6,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341.50 : 11,511.27 = 4,615.74 : x
  2. Step 2: Convert to fraction form
    8,341.50/11,511.27 = 4,615.74/x
  3. Step 3: Cross multiply
    8,341.50x = 11,511.27 × 4,615.74
  4. Step 4: Simplify right side
    8,341.50x = 53,133,029.39
  5. Step 5: Solve for x
    x = 53,133,029.39/8,341.50
  6. Step 6: Final answer
    x = 6,369.72

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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.