Home / 6,128.13-9,193.64-2,666.37

Finding the Fourth Proportional to 6,128.13, 9,193.64 and 2,666.37

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Solution

The fourth proportional to 6,128.13, 9,193.64 and 2,666.37 is: 4,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.13 : 9,193.64 = 2,666.37 : x
  2. Step 2: Convert to fraction form
    6,128.13/9,193.64 = 2,666.37/x
  3. Step 3: Cross multiply
    6,128.13x = 9,193.64 × 2,666.37
  4. Step 4: Simplify right side
    6,128.13x = 24,513,632.55
  5. Step 5: Solve for x
    x = 24,513,632.55/6,128.13
  6. Step 6: Final answer
    x = 4,000.18

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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.