Home / 1,624.03-2,435.70-528.10

Finding the Fourth Proportional to 1,624.03, 2,435.70 and 528.10

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Solution

The fourth proportional to 1,624.03, 2,435.70 and 528.10 is: 792.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,624.03 : 2,435.70 = 528.10 : x
  2. Step 2: Convert to fraction form
    1,624.03/2,435.70 = 528.10/x
  3. Step 3: Cross multiply
    1,624.03x = 2,435.70 × 528.10
  4. Step 4: Simplify right side
    1,624.03x = 1,286,293.17
  5. Step 5: Solve for x
    x = 1,286,293.17/1,624.03
  6. Step 6: Final answer
    x = 792.04

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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.