Home / 4,999.02-6,838.70-4,977.96

Finding the Fourth Proportional to 4,999.02, 6,838.70 and 4,977.96

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Solution

The fourth proportional to 4,999.02, 6,838.70 and 4,977.96 is: 6,809.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.02 : 6,838.70 = 4,977.96 : x
  2. Step 2: Convert to fraction form
    4,999.02/6,838.70 = 4,977.96/x
  3. Step 3: Cross multiply
    4,999.02x = 6,838.70 × 4,977.96
  4. Step 4: Simplify right side
    4,999.02x = 34,042,750.16
  5. Step 5: Solve for x
    x = 34,042,750.16/4,999.02
  6. Step 6: Final answer
    x = 6,809.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.