Home / 8,941.72-13,412.86-4,262.23

Finding the Fourth Proportional to 8,941.72, 13,412.86 and 4,262.23

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Solution

The fourth proportional to 8,941.72, 13,412.86 and 4,262.23 is: 6,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941.72 : 13,412.86 = 4,262.23 : x
  2. Step 2: Convert to fraction form
    8,941.72/13,412.86 = 4,262.23/x
  3. Step 3: Cross multiply
    8,941.72x = 13,412.86 × 4,262.23
  4. Step 4: Simplify right side
    8,941.72x = 57,168,728.59
  5. Step 5: Solve for x
    x = 57,168,728.59/8,941.72
  6. Step 6: Final answer
    x = 6,393.48

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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.