Home / 11,690.47-17,535.70-2,925.38

Finding the Fourth Proportional to 11,690.47, 17,535.70 and 2,925.38

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Solution

The fourth proportional to 11,690.47, 17,535.70 and 2,925.38 is: 4,388.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.47 : 17,535.70 = 2,925.38 : x
  2. Step 2: Convert to fraction form
    11,690.47/17,535.70 = 2,925.38/x
  3. Step 3: Cross multiply
    11,690.47x = 17,535.70 × 2,925.38
  4. Step 4: Simplify right side
    11,690.47x = 51,298,586.07
  5. Step 5: Solve for x
    x = 51,298,586.07/11,690.47
  6. Step 6: Final answer
    x = 4,388.07

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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.