Home / 3,312.14-4,575.93-2,820.02

Finding the Fourth Proportional to 3,312.14, 4,575.93 and 2,820.02

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Solution

The fourth proportional to 3,312.14, 4,575.93 and 2,820.02 is: 3,896.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.14 : 4,575.93 = 2,820.02 : x
  2. Step 2: Convert to fraction form
    3,312.14/4,575.93 = 2,820.02/x
  3. Step 3: Cross multiply
    3,312.14x = 4,575.93 × 2,820.02
  4. Step 4: Simplify right side
    3,312.14x = 12,904,214.12
  5. Step 5: Solve for x
    x = 12,904,214.12/3,312.14
  6. Step 6: Final answer
    x = 3,896.04

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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.