Home / 3,322.14-4,570.84-3,240.12

Finding the Fourth Proportional to 3,322.14, 4,570.84 and 3,240.12

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Solution

The fourth proportional to 3,322.14, 4,570.84 and 3,240.12 is: 4,457.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.14 : 4,570.84 = 3,240.12 : x
  2. Step 2: Convert to fraction form
    3,322.14/4,570.84 = 3,240.12/x
  3. Step 3: Cross multiply
    3,322.14x = 4,570.84 × 3,240.12
  4. Step 4: Simplify right side
    3,322.14x = 14,810,070.10
  5. Step 5: Solve for x
    x = 14,810,070.10/3,322.14
  6. Step 6: Final answer
    x = 4,457.99

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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.