Home / 7,834.81-11,752.13-6,284.54

Finding the Fourth Proportional to 7,834.81, 11,752.13 and 6,284.54

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Solution

The fourth proportional to 7,834.81, 11,752.13 and 6,284.54 is: 9,426.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,834.81 : 11,752.13 = 6,284.54 : x
  2. Step 2: Convert to fraction form
    7,834.81/11,752.13 = 6,284.54/x
  3. Step 3: Cross multiply
    7,834.81x = 11,752.13 × 6,284.54
  4. Step 4: Simplify right side
    7,834.81x = 73,856,688.02
  5. Step 5: Solve for x
    x = 73,856,688.02/7,834.81
  6. Step 6: Final answer
    x = 9,426.74

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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.