Home / 7,103.07-10,656.57-6,328.43

Finding the Fourth Proportional to 7,103.07, 10,656.57 and 6,328.43

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Solution

The fourth proportional to 7,103.07, 10,656.57 and 6,328.43 is: 9,494.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,103.07 : 10,656.57 = 6,328.43 : x
  2. Step 2: Convert to fraction form
    7,103.07/10,656.57 = 6,328.43/x
  3. Step 3: Cross multiply
    7,103.07x = 10,656.57 × 6,328.43
  4. Step 4: Simplify right side
    7,103.07x = 67,439,304.00
  5. Step 5: Solve for x
    x = 67,439,304.00/7,103.07
  6. Step 6: Final answer
    x = 9,494.39

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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.