Home / 7,090.85-10,637.00-2,711.99

Finding the Fourth Proportional to 7,090.85, 10,637.00 and 2,711.99

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Solution

The fourth proportional to 7,090.85, 10,637.00 and 2,711.99 is: 4,068.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.85 : 10,637.00 = 2,711.99 : x
  2. Step 2: Convert to fraction form
    7,090.85/10,637.00 = 2,711.99/x
  3. Step 3: Cross multiply
    7,090.85x = 10,637.00 × 2,711.99
  4. Step 4: Simplify right side
    7,090.85x = 28,847,370.89
  5. Step 5: Solve for x
    x = 28,847,370.89/7,090.85
  6. Step 6: Final answer
    x = 4,068.26

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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.