Home / 7,812.52-11,710.58-4,850.96

Finding the Fourth Proportional to 7,812.52, 11,710.58 and 4,850.96

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Solution

The fourth proportional to 7,812.52, 11,710.58 and 4,850.96 is: 7,271.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812.52 : 11,710.58 = 4,850.96 : x
  2. Step 2: Convert to fraction form
    7,812.52/11,710.58 = 4,850.96/x
  3. Step 3: Cross multiply
    7,812.52x = 11,710.58 × 4,850.96
  4. Step 4: Simplify right side
    7,812.52x = 56,807,472.35
  5. Step 5: Solve for x
    x = 56,807,472.35/7,812.52
  6. Step 6: Final answer
    x = 7,271.34

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1.5x scale

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.