Home / 4,986.18-6,881.28-3,570

Finding the Fourth Proportional to 4,986.18, 6,881.28 and 3,570

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Solution

The fourth proportional to 4,986.18, 6,881.28 and 3,570 is: 4,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986.18 : 6,881.28 = 3,570 : x
  2. Step 2: Convert to fraction form
    4,986.18/6,881.28 = 3,570/x
  3. Step 3: Cross multiply
    4,986.18x = 6,881.28 × 3,570
  4. Step 4: Simplify right side
    4,986.18x = 24,566,169.60
  5. Step 5: Solve for x
    x = 24,566,169.60/4,986.18
  6. Step 6: Final answer
    x = 4,926.85

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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.