Home / 11,875.70-17,817.68-4,482.29

Finding the Fourth Proportional to 11,875.70, 17,817.68 and 4,482.29

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Solution

The fourth proportional to 11,875.70, 17,817.68 and 4,482.29 is: 6,724.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875.70 : 17,817.68 = 4,482.29 : x
  2. Step 2: Convert to fraction form
    11,875.70/17,817.68 = 4,482.29/x
  3. Step 3: Cross multiply
    11,875.70x = 17,817.68 × 4,482.29
  4. Step 4: Simplify right side
    11,875.70x = 79,864,008.89
  5. Step 5: Solve for x
    x = 79,864,008.89/11,875.70
  6. Step 6: Final answer
    x = 6,724.99

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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.