Home / 7,116.87-9,819.37-4,598.07

Finding the Fourth Proportional to 7,116.87, 9,819.37 and 4,598.07

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Solution

The fourth proportional to 7,116.87, 9,819.37 and 4,598.07 is: 6,344.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,116.87 : 9,819.37 = 4,598.07 : x
  2. Step 2: Convert to fraction form
    7,116.87/9,819.37 = 4,598.07/x
  3. Step 3: Cross multiply
    7,116.87x = 9,819.37 × 4,598.07
  4. Step 4: Simplify right side
    7,116.87x = 45,150,119.54
  5. Step 5: Solve for x
    x = 45,150,119.54/7,116.87
  6. Step 6: Final answer
    x = 6,344.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.