Home / 11,908.72-17,860.65-4,510.63

Finding the Fourth Proportional to 11,908.72, 17,860.65 and 4,510.63

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Solution

The fourth proportional to 11,908.72, 17,860.65 and 4,510.63 is: 6,765.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,908.72 : 17,860.65 = 4,510.63 : x
  2. Step 2: Convert to fraction form
    11,908.72/17,860.65 = 4,510.63/x
  3. Step 3: Cross multiply
    11,908.72x = 17,860.65 × 4,510.63
  4. Step 4: Simplify right side
    11,908.72x = 80,562,783.71
  5. Step 5: Solve for x
    x = 80,562,783.71/11,908.72
  6. Step 6: Final answer
    x = 6,765.02

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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.