Home / 6,785.99-10,166.90-4,152.21

Finding the Fourth Proportional to 6,785.99, 10,166.90 and 4,152.21

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Solution

The fourth proportional to 6,785.99, 10,166.90 and 4,152.21 is: 6,220.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,785.99 : 10,166.90 = 4,152.21 : x
  2. Step 2: Convert to fraction form
    6,785.99/10,166.90 = 4,152.21/x
  3. Step 3: Cross multiply
    6,785.99x = 10,166.90 × 4,152.21
  4. Step 4: Simplify right side
    6,785.99x = 42,215,088.81
  5. Step 5: Solve for x
    x = 42,215,088.81/6,785.99
  6. Step 6: Final answer
    x = 6,220.92

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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.