Home / 4,999.42-7,440.12-4,833.30

Finding the Fourth Proportional to 4,999.42, 7,440.12 and 4,833.30

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Solution

The fourth proportional to 4,999.42, 7,440.12 and 4,833.30 is: 7,192.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,999.42 : 7,440.12 = 4,833.30 : x
  2. Step 2: Convert to fraction form
    4,999.42/7,440.12 = 4,833.30/x
  3. Step 3: Cross multiply
    4,999.42x = 7,440.12 × 4,833.30
  4. Step 4: Simplify right side
    4,999.42x = 35,960,359.90
  5. Step 5: Solve for x
    x = 35,960,359.90/4,999.42
  6. Step 6: Final answer
    x = 7,192.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.