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Finding the Fourth Proportional to 9,203.73, 12,701.30 and 5,011.98

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Solution

The fourth proportional to 9,203.73, 12,701.30 and 5,011.98 is: 6,916.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,203.73 : 12,701.30 = 5,011.98 : x
  2. Step 2: Convert to fraction form
    9,203.73/12,701.30 = 5,011.98/x
  3. Step 3: Cross multiply
    9,203.73x = 12,701.30 × 5,011.98
  4. Step 4: Simplify right side
    9,203.73x = 63,658,636.51
  5. Step 5: Solve for x
    x = 63,658,636.51/9,203.73
  6. Step 6: Final answer
    x = 6,916.61

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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.