Home / 6,611.08-9,103.26-6,465.28

Finding the Fourth Proportional to 6,611.08, 9,103.26 and 6,465.28

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Solution

The fourth proportional to 6,611.08, 9,103.26 and 6,465.28 is: 8,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.08 : 9,103.26 = 6,465.28 : x
  2. Step 2: Convert to fraction form
    6,611.08/9,103.26 = 6,465.28/x
  3. Step 3: Cross multiply
    6,611.08x = 9,103.26 × 6,465.28
  4. Step 4: Simplify right side
    6,611.08x = 58,855,124.81
  5. Step 5: Solve for x
    x = 58,855,124.81/6,611.08
  6. Step 6: Final answer
    x = 8,902.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.