Home / 9,213.45-13,810.31-4,766.63

Finding the Fourth Proportional to 9,213.45, 13,810.31 and 4,766.63

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Solution

The fourth proportional to 9,213.45, 13,810.31 and 4,766.63 is: 7,144.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.45 : 13,810.31 = 4,766.63 : x
  2. Step 2: Convert to fraction form
    9,213.45/13,810.31 = 4,766.63/x
  3. Step 3: Cross multiply
    9,213.45x = 13,810.31 × 4,766.63
  4. Step 4: Simplify right side
    9,213.45x = 65,828,637.96
  5. Step 5: Solve for x
    x = 65,828,637.96/9,213.45
  6. Step 6: Final answer
    x = 7,144.84

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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.