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Finding the Fourth Proportional to 9,349.88, 12,903.08 and 5,101.01

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Solution

The fourth proportional to 9,349.88, 12,903.08 and 5,101.01 is: 7,039.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.88 : 12,903.08 = 5,101.01 : x
  2. Step 2: Convert to fraction form
    9,349.88/12,903.08 = 5,101.01/x
  3. Step 3: Cross multiply
    9,349.88x = 12,903.08 × 5,101.01
  4. Step 4: Simplify right side
    9,349.88x = 65,818,650.09
  5. Step 5: Solve for x
    x = 65,818,650.09/9,349.88
  6. Step 6: Final answer
    x = 7,039.52

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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.