Home / 4,685.71-7,034.75-4,298.88

Finding the Fourth Proportional to 4,685.71, 7,034.75 and 4,298.88

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Solution

The fourth proportional to 4,685.71, 7,034.75 and 4,298.88 is: 6,453.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.71 : 7,034.75 = 4,298.88 : x
  2. Step 2: Convert to fraction form
    4,685.71/7,034.75 = 4,298.88/x
  3. Step 3: Cross multiply
    4,685.71x = 7,034.75 × 4,298.88
  4. Step 4: Simplify right side
    4,685.71x = 30,241,546.08
  5. Step 5: Solve for x
    x = 30,241,546.08/4,685.71
  6. Step 6: Final answer
    x = 6,453.99

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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.