Home / 5,435.70-7,504.46-3,312.03

Finding the Fourth Proportional to 5,435.70, 7,504.46 and 3,312.03

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Solution

The fourth proportional to 5,435.70, 7,504.46 and 3,312.03 is: 4,572.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.70 : 7,504.46 = 3,312.03 : x
  2. Step 2: Convert to fraction form
    5,435.70/7,504.46 = 3,312.03/x
  3. Step 3: Cross multiply
    5,435.70x = 7,504.46 × 3,312.03
  4. Step 4: Simplify right side
    5,435.70x = 24,854,996.65
  5. Step 5: Solve for x
    x = 24,854,996.65/5,435.70
  6. Step 6: Final answer
    x = 4,572.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.