Home / 8,730.60-12,047.34-4,953.96

Finding the Fourth Proportional to 8,730.60, 12,047.34 and 4,953.96

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Solution

The fourth proportional to 8,730.60, 12,047.34 and 4,953.96 is: 6,835.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.60 : 12,047.34 = 4,953.96 : x
  2. Step 2: Convert to fraction form
    8,730.60/12,047.34 = 4,953.96/x
  3. Step 3: Cross multiply
    8,730.60x = 12,047.34 × 4,953.96
  4. Step 4: Simplify right side
    8,730.60x = 59,682,040.47
  5. Step 5: Solve for x
    x = 59,682,040.47/8,730.60
  6. Step 6: Final answer
    x = 6,835.96

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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.