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Finding the Fourth Proportional to 9,349.03, 12,901.62 and 5,100.03

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Solution

The fourth proportional to 9,349.03, 12,901.62 and 5,100.03 is: 7,038.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.03 : 12,901.62 = 5,100.03 : x
  2. Step 2: Convert to fraction form
    9,349.03/12,901.62 = 5,100.03/x
  3. Step 3: Cross multiply
    9,349.03x = 12,901.62 × 5,100.03
  4. Step 4: Simplify right side
    9,349.03x = 65,798,649.05
  5. Step 5: Solve for x
    x = 65,798,649.05/9,349.03
  6. Step 6: Final answer
    x = 7,038.02

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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.