Home / 3,322.16-4,985.08-2,799.72

Finding the Fourth Proportional to 3,322.16, 4,985.08 and 2,799.72

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Solution

The fourth proportional to 3,322.16, 4,985.08 and 2,799.72 is: 4,201.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.16 : 4,985.08 = 2,799.72 : x
  2. Step 2: Convert to fraction form
    3,322.16/4,985.08 = 2,799.72/x
  3. Step 3: Cross multiply
    3,322.16x = 4,985.08 × 2,799.72
  4. Step 4: Simplify right side
    3,322.16x = 13,956,828.18
  5. Step 5: Solve for x
    x = 13,956,828.18/3,322.16
  6. Step 6: Final answer
    x = 4,201.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.