Home / 10,162.12-15,238.18-4,237.23

Finding the Fourth Proportional to 10,162.12, 15,238.18 and 4,237.23

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Solution

The fourth proportional to 10,162.12, 15,238.18 and 4,237.23 is: 6,353.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.12 : 15,238.18 = 4,237.23 : x
  2. Step 2: Convert to fraction form
    10,162.12/15,238.18 = 4,237.23/x
  3. Step 3: Cross multiply
    10,162.12x = 15,238.18 × 4,237.23
  4. Step 4: Simplify right side
    10,162.12x = 64,567,623.67
  5. Step 5: Solve for x
    x = 64,567,623.67/10,162.12
  6. Step 6: Final answer
    x = 6,353.76

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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.