Home / 4,217.96-5,820.90-2,355.08

Finding the Fourth Proportional to 4,217.96, 5,820.90 and 2,355.08

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Solution

The fourth proportional to 4,217.96, 5,820.90 and 2,355.08 is: 3,250.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.96 : 5,820.90 = 2,355.08 : x
  2. Step 2: Convert to fraction form
    4,217.96/5,820.90 = 2,355.08/x
  3. Step 3: Cross multiply
    4,217.96x = 5,820.90 × 2,355.08
  4. Step 4: Simplify right side
    4,217.96x = 13,708,685.17
  5. Step 5: Solve for x
    x = 13,708,685.17/4,217.96
  6. Step 6: Final answer
    x = 3,250.07

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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.