Home / 11,702.23-16,148.73-6,396.93

Finding the Fourth Proportional to 11,702.23, 16,148.73 and 6,396.93

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Solution

The fourth proportional to 11,702.23, 16,148.73 and 6,396.93 is: 8,827.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702.23 : 16,148.73 = 6,396.93 : x
  2. Step 2: Convert to fraction form
    11,702.23/16,148.73 = 6,396.93/x
  3. Step 3: Cross multiply
    11,702.23x = 16,148.73 × 6,396.93
  4. Step 4: Simplify right side
    11,702.23x = 103,302,319.39
  5. Step 5: Solve for x
    x = 103,302,319.39/11,702.23
  6. Step 6: Final answer
    x = 8,827.58

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1.5x scale

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.