Home / 7,605.38-11,410.35-2,925.81

Finding the Fourth Proportional to 7,605.38, 11,410.35 and 2,925.81

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Solution

The fourth proportional to 7,605.38, 11,410.35 and 2,925.81 is: 4,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,605.38 : 11,410.35 = 2,925.81 : x
  2. Step 2: Convert to fraction form
    7,605.38/11,410.35 = 2,925.81/x
  3. Step 3: Cross multiply
    7,605.38x = 11,410.35 × 2,925.81
  4. Step 4: Simplify right side
    7,605.38x = 33,384,516.13
  5. Step 5: Solve for x
    x = 33,384,516.13/7,605.38
  6. Step 6: Final answer
    x = 4,389.59

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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.