Home / 5,607.87-8,421.14-3,504.36

Finding the Fourth Proportional to 5,607.87, 8,421.14 and 3,504.36

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Solution

The fourth proportional to 5,607.87, 8,421.14 and 3,504.36 is: 5,262.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.87 : 8,421.14 = 3,504.36 : x
  2. Step 2: Convert to fraction form
    5,607.87/8,421.14 = 3,504.36/x
  3. Step 3: Cross multiply
    5,607.87x = 8,421.14 × 3,504.36
  4. Step 4: Simplify right side
    5,607.87x = 29,510,706.17
  5. Step 5: Solve for x
    x = 29,510,706.17/5,607.87
  6. Step 6: Final answer
    x = 5,262.37

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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.