Home / 6,762.15-10,143.24-2,378.61

Finding the Fourth Proportional to 6,762.15, 10,143.24 and 2,378.61

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Solution

The fourth proportional to 6,762.15, 10,143.24 and 2,378.61 is: 3,567.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,762.15 : 10,143.24 = 2,378.61 : x
  2. Step 2: Convert to fraction form
    6,762.15/10,143.24 = 2,378.61/x
  3. Step 3: Cross multiply
    6,762.15x = 10,143.24 × 2,378.61
  4. Step 4: Simplify right side
    6,762.15x = 24,126,812.10
  5. Step 5: Solve for x
    x = 24,126,812.10/6,762.15
  6. Step 6: Final answer
    x = 3,567.92

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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.