Home / 5,475.48-8,207.34-1,962.11

Finding the Fourth Proportional to 5,475.48, 8,207.34 and 1,962.11

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Solution

The fourth proportional to 5,475.48, 8,207.34 and 1,962.11 is: 2,941.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.48 : 8,207.34 = 1,962.11 : x
  2. Step 2: Convert to fraction form
    5,475.48/8,207.34 = 1,962.11/x
  3. Step 3: Cross multiply
    5,475.48x = 8,207.34 × 1,962.11
  4. Step 4: Simplify right side
    5,475.48x = 16,103,662.85
  5. Step 5: Solve for x
    x = 16,103,662.85/5,475.48
  6. Step 6: Final answer
    x = 2,941.05

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1.5x scale

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.