Home / 3,534.30-4,867.46-3,457.78

Finding the Fourth Proportional to 3,534.30, 4,867.46 and 3,457.78

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Solution

The fourth proportional to 3,534.30, 4,867.46 and 3,457.78 is: 4,762.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,534.30 : 4,867.46 = 3,457.78 : x
  2. Step 2: Convert to fraction form
    3,534.30/4,867.46 = 3,457.78/x
  3. Step 3: Cross multiply
    3,534.30x = 4,867.46 × 3,457.78
  4. Step 4: Simplify right side
    3,534.30x = 16,830,605.84
  5. Step 5: Solve for x
    x = 16,830,605.84/3,534.30
  6. Step 6: Final answer
    x = 4,762.08

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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.