Home / 4,167.45-6,242.60-2,776.28

Finding the Fourth Proportional to 4,167.45, 6,242.60 and 2,776.28

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Solution

The fourth proportional to 4,167.45, 6,242.60 and 2,776.28 is: 4,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,167.45 : 6,242.60 = 2,776.28 : x
  2. Step 2: Convert to fraction form
    4,167.45/6,242.60 = 2,776.28/x
  3. Step 3: Cross multiply
    4,167.45x = 6,242.60 × 2,776.28
  4. Step 4: Simplify right side
    4,167.45x = 17,331,181.26
  5. Step 5: Solve for x
    x = 17,331,181.26/4,167.45
  6. Step 6: Final answer
    x = 4,158.70

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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.