Home / 8,161.04-11,261.89-4,624.45

Finding the Fourth Proportional to 8,161.04, 11,261.89 and 4,624.45

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Solution

The fourth proportional to 8,161.04, 11,261.89 and 4,624.45 is: 6,381.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,161.04 : 11,261.89 = 4,624.45 : x
  2. Step 2: Convert to fraction form
    8,161.04/11,261.89 = 4,624.45/x
  3. Step 3: Cross multiply
    8,161.04x = 11,261.89 × 4,624.45
  4. Step 4: Simplify right side
    8,161.04x = 52,080,047.21
  5. Step 5: Solve for x
    x = 52,080,047.21/8,161.04
  6. Step 6: Final answer
    x = 6,381.55

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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.