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Finding the Fourth Proportional to 7,773.04, 10,725.01 and 4,415.05

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Solution

The fourth proportional to 7,773.04, 10,725.01 and 4,415.05 is: 6,091.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,773.04 : 10,725.01 = 4,415.05 : x
  2. Step 2: Convert to fraction form
    7,773.04/10,725.01 = 4,415.05/x
  3. Step 3: Cross multiply
    7,773.04x = 10,725.01 × 4,415.05
  4. Step 4: Simplify right side
    7,773.04x = 47,351,455.40
  5. Step 5: Solve for x
    x = 47,351,455.40/7,773.04
  6. Step 6: Final answer
    x = 6,091.76

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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.