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Finding the Fourth Proportional to 7,895.08, 10,884.98 and 6,473.56

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Solution

The fourth proportional to 7,895.08, 10,884.98 and 6,473.56 is: 8,925.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.08 : 10,884.98 = 6,473.56 : x
  2. Step 2: Convert to fraction form
    7,895.08/10,884.98 = 6,473.56/x
  3. Step 3: Cross multiply
    7,895.08x = 10,884.98 × 6,473.56
  4. Step 4: Simplify right side
    7,895.08x = 70,464,571.13
  5. Step 5: Solve for x
    x = 70,464,571.13/7,895.08
  6. Step 6: Final answer
    x = 8,925.12

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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.