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Finding the Fourth Proportional to 7,385.32, 10,195.14 and 6,373

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Solution

The fourth proportional to 7,385.32, 10,195.14 and 6,373 is: 8,797.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385.32 : 10,195.14 = 6,373 : x
  2. Step 2: Convert to fraction form
    7,385.32/10,195.14 = 6,373/x
  3. Step 3: Cross multiply
    7,385.32x = 10,195.14 × 6,373
  4. Step 4: Simplify right side
    7,385.32x = 64,973,627.22
  5. Step 5: Solve for x
    x = 64,973,627.22/7,385.32
  6. Step 6: Final answer
    x = 8,797.67

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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.