Home / 6,345.25-9,518.33-1,962.14

Finding the Fourth Proportional to 6,345.25, 9,518.33 and 1,962.14

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Solution

The fourth proportional to 6,345.25, 9,518.33 and 1,962.14 is: 2,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.25 : 9,518.33 = 1,962.14 : x
  2. Step 2: Convert to fraction form
    6,345.25/9,518.33 = 1,962.14/x
  3. Step 3: Cross multiply
    6,345.25x = 9,518.33 × 1,962.14
  4. Step 4: Simplify right side
    6,345.25x = 18,676,286.22
  5. Step 5: Solve for x
    x = 18,676,286.22/6,345.25
  6. Step 6: Final answer
    x = 2,943.35

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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.