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Finding the Fourth Proportional to 10,293, 14,201.04 and 6,312.12

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Solution

The fourth proportional to 10,293, 14,201.04 and 6,312.12 is: 8,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293 : 14,201.04 = 6,312.12 : x
  2. Step 2: Convert to fraction form
    10,293/14,201.04 = 6,312.12/x
  3. Step 3: Cross multiply
    10,293x = 14,201.04 × 6,312.12
  4. Step 4: Simplify right side
    10,293x = 89,638,668.60
  5. Step 5: Solve for x
    x = 89,638,668.60/10,293
  6. Step 6: Final answer
    x = 8,708.70

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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.