Home / 6,345.38-9,518.88-2,449.28

Finding the Fourth Proportional to 6,345.38, 9,518.88 and 2,449.28

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Solution

The fourth proportional to 6,345.38, 9,518.88 and 2,449.28 is: 3,674.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.38 : 9,518.88 = 2,449.28 : x
  2. Step 2: Convert to fraction form
    6,345.38/9,518.88 = 2,449.28/x
  3. Step 3: Cross multiply
    6,345.38x = 9,518.88 × 2,449.28
  4. Step 4: Simplify right side
    6,345.38x = 23,314,402.41
  5. Step 5: Solve for x
    x = 23,314,402.41/6,345.38
  6. Step 6: Final answer
    x = 3,674.23

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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.