Home / 9,188.04-12,679.20-4,996.26

Finding the Fourth Proportional to 9,188.04, 12,679.20 and 4,996.26

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Solution

The fourth proportional to 9,188.04, 12,679.20 and 4,996.26 is: 6,894.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.04 : 12,679.20 = 4,996.26 : x
  2. Step 2: Convert to fraction form
    9,188.04/12,679.20 = 4,996.26/x
  3. Step 3: Cross multiply
    9,188.04x = 12,679.20 × 4,996.26
  4. Step 4: Simplify right side
    9,188.04x = 63,348,579.79
  5. Step 5: Solve for x
    x = 63,348,579.79/9,188.04
  6. Step 6: Final answer
    x = 6,894.68

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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.