Home / 8,270.17-11,412.90-4,493.35

Finding the Fourth Proportional to 8,270.17, 11,412.90 and 4,493.35

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Solution

The fourth proportional to 8,270.17, 11,412.90 and 4,493.35 is: 6,200.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,270.17 : 11,412.90 = 4,493.35 : x
  2. Step 2: Convert to fraction form
    8,270.17/11,412.90 = 4,493.35/x
  3. Step 3: Cross multiply
    8,270.17x = 11,412.90 × 4,493.35
  4. Step 4: Simplify right side
    8,270.17x = 51,282,154.22
  5. Step 5: Solve for x
    x = 51,282,154.22/8,270.17
  6. Step 6: Final answer
    x = 6,200.86

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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.