Home / 11,875.84-17,814.72-5,295.04

Finding the Fourth Proportional to 11,875.84, 17,814.72 and 5,295.04

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Solution

The fourth proportional to 11,875.84, 17,814.72 and 5,295.04 is: 7,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.84 : 17,814.72 = 5,295.04 : x
  2. Step 2: Convert to fraction form
    11,875.84/17,814.72 = 5,295.04/x
  3. Step 3: Cross multiply
    11,875.84x = 17,814.72 × 5,295.04
  4. Step 4: Simplify right side
    11,875.84x = 94,329,654.99
  5. Step 5: Solve for x
    x = 94,329,654.99/11,875.84
  6. Step 6: Final answer
    x = 7,942.99

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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.