Home / 3,459.48-4,773.98-1,967.56

Finding the Fourth Proportional to 3,459.48, 4,773.98 and 1,967.56

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Solution

The fourth proportional to 3,459.48, 4,773.98 and 1,967.56 is: 2,715.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.48 : 4,773.98 = 1,967.56 : x
  2. Step 2: Convert to fraction form
    3,459.48/4,773.98 = 1,967.56/x
  3. Step 3: Cross multiply
    3,459.48x = 4,773.98 × 1,967.56
  4. Step 4: Simplify right side
    3,459.48x = 9,393,092.09
  5. Step 5: Solve for x
    x = 9,393,092.09/3,459.48
  6. Step 6: Final answer
    x = 2,715.17

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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.