Home / 10,527.24-15,793.62-3,131.76

Finding the Fourth Proportional to 10,527.24, 15,793.62 and 3,131.76

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Solution

The fourth proportional to 10,527.24, 15,793.62 and 3,131.76 is: 4,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,527.24 : 15,793.62 = 3,131.76 : x
  2. Step 2: Convert to fraction form
    10,527.24/15,793.62 = 3,131.76/x
  3. Step 3: Cross multiply
    10,527.24x = 15,793.62 × 3,131.76
  4. Step 4: Simplify right side
    10,527.24x = 49,461,827.37
  5. Step 5: Solve for x
    x = 49,461,827.37/10,527.24
  6. Step 6: Final answer
    x = 4,698.46

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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.