Home / 6,345.08-9,518.40-1,962.96

Finding the Fourth Proportional to 6,345.08, 9,518.40 and 1,962.96

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Solution

The fourth proportional to 6,345.08, 9,518.40 and 1,962.96 is: 2,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,345.08 : 9,518.40 = 1,962.96 : x
  2. Step 2: Convert to fraction form
    6,345.08/9,518.40 = 1,962.96/x
  3. Step 3: Cross multiply
    6,345.08x = 9,518.40 × 1,962.96
  4. Step 4: Simplify right side
    6,345.08x = 18,684,238.46
  5. Step 5: Solve for x
    x = 18,684,238.46/6,345.08
  6. Step 6: Final answer
    x = 2,944.68

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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.