Home / 4,179.90-6,263.02-2,945.16

Finding the Fourth Proportional to 4,179.90, 6,263.02 and 2,945.16

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Solution

The fourth proportional to 4,179.90, 6,263.02 and 2,945.16 is: 4,412.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.90 : 6,263.02 = 2,945.16 : x
  2. Step 2: Convert to fraction form
    4,179.90/6,263.02 = 2,945.16/x
  3. Step 3: Cross multiply
    4,179.90x = 6,263.02 × 2,945.16
  4. Step 4: Simplify right side
    4,179.90x = 18,445,599.66
  5. Step 5: Solve for x
    x = 18,445,599.66/4,179.90
  6. Step 6: Final answer
    x = 4,412.92

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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.