Home / 6,269.29-9,410.55-6,128.08

Finding the Fourth Proportional to 6,269.29, 9,410.55 and 6,128.08

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Solution

The fourth proportional to 6,269.29, 9,410.55 and 6,128.08 is: 9,198.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.29 : 9,410.55 = 6,128.08 : x
  2. Step 2: Convert to fraction form
    6,269.29/9,410.55 = 6,128.08/x
  3. Step 3: Cross multiply
    6,269.29x = 9,410.55 × 6,128.08
  4. Step 4: Simplify right side
    6,269.29x = 57,668,603.24
  5. Step 5: Solve for x
    x = 57,668,603.24/6,269.29
  6. Step 6: Final answer
    x = 9,198.59

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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.