Home / 6,891.21-10,332.90-4,702.59

Finding the Fourth Proportional to 6,891.21, 10,332.90 and 4,702.59

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Solution

The fourth proportional to 6,891.21, 10,332.90 and 4,702.59 is: 7,051.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.21 : 10,332.90 = 4,702.59 : x
  2. Step 2: Convert to fraction form
    6,891.21/10,332.90 = 4,702.59/x
  3. Step 3: Cross multiply
    6,891.21x = 10,332.90 × 4,702.59
  4. Step 4: Simplify right side
    6,891.21x = 48,591,392.21
  5. Step 5: Solve for x
    x = 48,591,392.21/6,891.21
  6. Step 6: Final answer
    x = 7,051.21

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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.