Home / 3,459.41-4,774.09-1,967.54

Finding the Fourth Proportional to 3,459.41, 4,774.09 and 1,967.54

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Solution

The fourth proportional to 3,459.41, 4,774.09 and 1,967.54 is: 2,715.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459.41 : 4,774.09 = 1,967.54 : x
  2. Step 2: Convert to fraction form
    3,459.41/4,774.09 = 1,967.54/x
  3. Step 3: Cross multiply
    3,459.41x = 4,774.09 × 1,967.54
  4. Step 4: Simplify right side
    3,459.41x = 9,393,214.79
  5. Step 5: Solve for x
    x = 9,393,214.79/3,459.41
  6. Step 6: Final answer
    x = 2,715.27

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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.