Home / 7,102.04-10,651.50-2,103.16

Finding the Fourth Proportional to 7,102.04, 10,651.50 and 2,103.16

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Solution

The fourth proportional to 7,102.04, 10,651.50 and 2,103.16 is: 3,154.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102.04 : 10,651.50 = 2,103.16 : x
  2. Step 2: Convert to fraction form
    7,102.04/10,651.50 = 2,103.16/x
  3. Step 3: Cross multiply
    7,102.04x = 10,651.50 × 2,103.16
  4. Step 4: Simplify right side
    7,102.04x = 22,401,808.74
  5. Step 5: Solve for x
    x = 22,401,808.74/7,102.04
  6. Step 6: Final answer
    x = 3,154.28

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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.