Home / 4,684.86-7,030.47-3,455.28

Finding the Fourth Proportional to 4,684.86, 7,030.47 and 3,455.28

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Solution

The fourth proportional to 4,684.86, 7,030.47 and 3,455.28 is: 5,185.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.86 : 7,030.47 = 3,455.28 : x
  2. Step 2: Convert to fraction form
    4,684.86/7,030.47 = 3,455.28/x
  3. Step 3: Cross multiply
    4,684.86x = 7,030.47 × 3,455.28
  4. Step 4: Simplify right side
    4,684.86x = 24,292,242.38
  5. Step 5: Solve for x
    x = 24,292,242.38/4,684.86
  6. Step 6: Final answer
    x = 5,185.27

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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.