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Finding the Fourth Proportional to 7,605.09, 10,495.09 and 4,375.39

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Solution

The fourth proportional to 7,605.09, 10,495.09 and 4,375.39 is: 6,038.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.09 : 10,495.09 = 4,375.39 : x
  2. Step 2: Convert to fraction form
    7,605.09/10,495.09 = 4,375.39/x
  3. Step 3: Cross multiply
    7,605.09x = 10,495.09 × 4,375.39
  4. Step 4: Simplify right side
    7,605.09x = 45,920,111.84
  5. Step 5: Solve for x
    x = 45,920,111.84/7,605.09
  6. Step 6: Final answer
    x = 6,038.08

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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.