Home / 4,730.55-7,095.75-1,267.80

Finding the Fourth Proportional to 4,730.55, 7,095.75 and 1,267.80

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Solution

The fourth proportional to 4,730.55, 7,095.75 and 1,267.80 is: 1,901.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,730.55 : 7,095.75 = 1,267.80 : x
  2. Step 2: Convert to fraction form
    4,730.55/7,095.75 = 1,267.80/x
  3. Step 3: Cross multiply
    4,730.55x = 7,095.75 × 1,267.80
  4. Step 4: Simplify right side
    4,730.55x = 8,995,991.85
  5. Step 5: Solve for x
    x = 8,995,991.85/4,730.55
  6. Step 6: Final answer
    x = 1,901.68

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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.