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Finding the Fourth Proportional to 6,703.59, 9,251.48 and 3,720.00

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Solution

The fourth proportional to 6,703.59, 9,251.48 and 3,720.00 is: 5,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,703.59 : 9,251.48 = 3,720.00 : x
  2. Step 2: Convert to fraction form
    6,703.59/9,251.48 = 3,720.00/x
  3. Step 3: Cross multiply
    6,703.59x = 9,251.48 × 3,720.00
  4. Step 4: Simplify right side
    6,703.59x = 34,415,549.59
  5. Step 5: Solve for x
    x = 34,415,549.59/6,703.59
  6. Step 6: Final answer
    x = 5,133.90

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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.