Home / 5,021.02-6,928.86-3,030.85

Finding the Fourth Proportional to 5,021.02, 6,928.86 and 3,030.85

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Solution

The fourth proportional to 5,021.02, 6,928.86 and 3,030.85 is: 4,182.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.02 : 6,928.86 = 3,030.85 : x
  2. Step 2: Convert to fraction form
    5,021.02/6,928.86 = 3,030.85/x
  3. Step 3: Cross multiply
    5,021.02x = 6,928.86 × 3,030.85
  4. Step 4: Simplify right side
    5,021.02x = 21,000,318.01
  5. Step 5: Solve for x
    x = 21,000,318.01/5,021.02
  6. Step 6: Final answer
    x = 4,182.48

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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.