Home / 4,185.85-5,776.56-2,509.01

Finding the Fourth Proportional to 4,185.85, 5,776.56 and 2,509.01

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Solution

The fourth proportional to 4,185.85, 5,776.56 and 2,509.01 is: 3,462.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,185.85 : 5,776.56 = 2,509.01 : x
  2. Step 2: Convert to fraction form
    4,185.85/5,776.56 = 2,509.01/x
  3. Step 3: Cross multiply
    4,185.85x = 5,776.56 × 2,509.01
  4. Step 4: Simplify right side
    4,185.85x = 14,493,461.25
  5. Step 5: Solve for x
    x = 14,493,461.25/4,185.85
  6. Step 6: Final answer
    x = 3,462.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.