Home / 4,355.10-6,533.61-2,161.02

Finding the Fourth Proportional to 4,355.10, 6,533.61 and 2,161.02

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Solution

The fourth proportional to 4,355.10, 6,533.61 and 2,161.02 is: 3,242.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.10 : 6,533.61 = 2,161.02 : x
  2. Step 2: Convert to fraction form
    4,355.10/6,533.61 = 2,161.02/x
  3. Step 3: Cross multiply
    4,355.10x = 6,533.61 × 2,161.02
  4. Step 4: Simplify right side
    4,355.10x = 14,119,261.88
  5. Step 5: Solve for x
    x = 14,119,261.88/4,355.10
  6. Step 6: Final answer
    x = 3,242.01

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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.