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Finding the Fourth Proportional to 9,099, 13,595.85 and 7,230.60

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Solution

The fourth proportional to 9,099, 13,595.85 and 7,230.60 is: 10,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,099 : 13,595.85 = 7,230.60 : x
  2. Step 2: Convert to fraction form
    9,099/13,595.85 = 7,230.60/x
  3. Step 3: Cross multiply
    9,099x = 13,595.85 × 7,230.60
  4. Step 4: Simplify right side
    9,099x = 98,306,153.01
  5. Step 5: Solve for x
    x = 98,306,153.01/9,099
  6. Step 6: Final answer
    x = 10,804.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.