Home / 4,179.24-6,264.48-1,985.34

Finding the Fourth Proportional to 4,179.24, 6,264.48 and 1,985.34

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Solution

The fourth proportional to 4,179.24, 6,264.48 and 1,985.34 is: 2,975.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.24 : 6,264.48 = 1,985.34 : x
  2. Step 2: Convert to fraction form
    4,179.24/6,264.48 = 1,985.34/x
  3. Step 3: Cross multiply
    4,179.24x = 6,264.48 × 1,985.34
  4. Step 4: Simplify right side
    4,179.24x = 12,437,122.72
  5. Step 5: Solve for x
    x = 12,437,122.72/4,179.24
  6. Step 6: Final answer
    x = 2,975.93

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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.