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Finding the Fourth Proportional to 9,375.70, 14,066.37 and 2,802.10

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Solution

The fourth proportional to 9,375.70, 14,066.37 and 2,802.10 is: 4,203.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.70 : 14,066.37 = 2,802.10 : x
  2. Step 2: Convert to fraction form
    9,375.70/14,066.37 = 2,802.10/x
  3. Step 3: Cross multiply
    9,375.70x = 14,066.37 × 2,802.10
  4. Step 4: Simplify right side
    9,375.70x = 39,415,375.38
  5. Step 5: Solve for x
    x = 39,415,375.38/9,375.70
  6. Step 6: Final answer
    x = 4,203.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.