Home / 7,090.87-10,616.30-3,751.56

Finding the Fourth Proportional to 7,090.87, 10,616.30 and 3,751.56

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Solution

The fourth proportional to 7,090.87, 10,616.30 and 3,751.56 is: 5,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.87 : 10,616.30 = 3,751.56 : x
  2. Step 2: Convert to fraction form
    7,090.87/10,616.30 = 3,751.56/x
  3. Step 3: Cross multiply
    7,090.87x = 10,616.30 × 3,751.56
  4. Step 4: Simplify right side
    7,090.87x = 39,827,686.43
  5. Step 5: Solve for x
    x = 39,827,686.43/7,090.87
  6. Step 6: Final answer
    x = 5,616.76

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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.