Home / 5,426.21-8,130.04-2,962.77

Finding the Fourth Proportional to 5,426.21, 8,130.04 and 2,962.77

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Solution

The fourth proportional to 5,426.21, 8,130.04 and 2,962.77 is: 4,439.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426.21 : 8,130.04 = 2,962.77 : x
  2. Step 2: Convert to fraction form
    5,426.21/8,130.04 = 2,962.77/x
  3. Step 3: Cross multiply
    5,426.21x = 8,130.04 × 2,962.77
  4. Step 4: Simplify right side
    5,426.21x = 24,087,383.15
  5. Step 5: Solve for x
    x = 24,087,383.15/5,426.21
  6. Step 6: Final answer
    x = 4,439.08

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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.