Home / 6,362.18-9,543.24-1,979.64

Finding the Fourth Proportional to 6,362.18, 9,543.24 and 1,979.64

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Solution

The fourth proportional to 6,362.18, 9,543.24 and 1,979.64 is: 2,969.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,362.18 : 9,543.24 = 1,979.64 : x
  2. Step 2: Convert to fraction form
    6,362.18/9,543.24 = 1,979.64/x
  3. Step 3: Cross multiply
    6,362.18x = 9,543.24 × 1,979.64
  4. Step 4: Simplify right side
    6,362.18x = 18,892,179.63
  5. Step 5: Solve for x
    x = 18,892,179.63/6,362.18
  6. Step 6: Final answer
    x = 2,969.45

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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.