Home / 8,630.10-11,909.24-4,853.42

Finding the Fourth Proportional to 8,630.10, 11,909.24 and 4,853.42

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Solution

The fourth proportional to 8,630.10, 11,909.24 and 4,853.42 is: 6,697.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630.10 : 11,909.24 = 4,853.42 : x
  2. Step 2: Convert to fraction form
    8,630.10/11,909.24 = 4,853.42/x
  3. Step 3: Cross multiply
    8,630.10x = 11,909.24 × 4,853.42
  4. Step 4: Simplify right side
    8,630.10x = 57,800,459.79
  5. Step 5: Solve for x
    x = 57,800,459.79/8,630.10
  6. Step 6: Final answer
    x = 6,697.54

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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.