Home / 6,124.08-9,185.36-1,963.76

Finding the Fourth Proportional to 6,124.08, 9,185.36 and 1,963.76

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Solution

The fourth proportional to 6,124.08, 9,185.36 and 1,963.76 is: 2,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.08 : 9,185.36 = 1,963.76 : x
  2. Step 2: Convert to fraction form
    6,124.08/9,185.36 = 1,963.76/x
  3. Step 3: Cross multiply
    6,124.08x = 9,185.36 × 1,963.76
  4. Step 4: Simplify right side
    6,124.08x = 18,037,842.55
  5. Step 5: Solve for x
    x = 18,037,842.55/6,124.08
  6. Step 6: Final answer
    x = 2,945.40

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Double scale
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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.