Home / 10,941.80-16,412.70-6,261.80

Finding the Fourth Proportional to 10,941.80, 16,412.70 and 6,261.80

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Solution

The fourth proportional to 10,941.80, 16,412.70 and 6,261.80 is: 9,392.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,941.80 : 16,412.70 = 6,261.80 : x
  2. Step 2: Convert to fraction form
    10,941.80/16,412.70 = 6,261.80/x
  3. Step 3: Cross multiply
    10,941.80x = 16,412.70 × 6,261.80
  4. Step 4: Simplify right side
    10,941.80x = 102,773,044.86
  5. Step 5: Solve for x
    x = 102,773,044.86/10,941.80
  6. Step 6: Final answer
    x = 9,392.70

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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.