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Finding the Fourth Proportional to 7,353.32, 10,146.98 and 4,041.32

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Solution

The fourth proportional to 7,353.32, 10,146.98 and 4,041.32 is: 5,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.32 : 10,146.98 = 4,041.32 : x
  2. Step 2: Convert to fraction form
    7,353.32/10,146.98 = 4,041.32/x
  3. Step 3: Cross multiply
    7,353.32x = 10,146.98 × 4,041.32
  4. Step 4: Simplify right side
    7,353.32x = 41,007,193.21
  5. Step 5: Solve for x
    x = 41,007,193.21/7,353.32
  6. Step 6: Final answer
    x = 5,576.69

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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.