Home / 6,412.22-8,850.28-4,053.90

Finding the Fourth Proportional to 6,412.22, 8,850.28 and 4,053.90

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Solution

The fourth proportional to 6,412.22, 8,850.28 and 4,053.90 is: 5,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,412.22 : 8,850.28 = 4,053.90 : x
  2. Step 2: Convert to fraction form
    6,412.22/8,850.28 = 4,053.90/x
  3. Step 3: Cross multiply
    6,412.22x = 8,850.28 × 4,053.90
  4. Step 4: Simplify right side
    6,412.22x = 35,878,150.09
  5. Step 5: Solve for x
    x = 35,878,150.09/6,412.22
  6. Step 6: Final answer
    x = 5,595.28

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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.