Home / 4,350.66-6,515.48-2,785.88

Finding the Fourth Proportional to 4,350.66, 6,515.48 and 2,785.88

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Solution

The fourth proportional to 4,350.66, 6,515.48 and 2,785.88 is: 4,172.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,350.66 : 6,515.48 = 2,785.88 : x
  2. Step 2: Convert to fraction form
    4,350.66/6,515.48 = 2,785.88/x
  3. Step 3: Cross multiply
    4,350.66x = 6,515.48 × 2,785.88
  4. Step 4: Simplify right side
    4,350.66x = 18,151,368.68
  5. Step 5: Solve for x
    x = 18,151,368.68/4,350.66
  6. Step 6: Final answer
    x = 4,172.10

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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.