Home / 5,008.74-7,503.30-4,315.38

Finding the Fourth Proportional to 5,008.74, 7,503.30 and 4,315.38

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Solution

The fourth proportional to 5,008.74, 7,503.30 and 4,315.38 is: 6,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.74 : 7,503.30 = 4,315.38 : x
  2. Step 2: Convert to fraction form
    5,008.74/7,503.30 = 4,315.38/x
  3. Step 3: Cross multiply
    5,008.74x = 7,503.30 × 4,315.38
  4. Step 4: Simplify right side
    5,008.74x = 32,379,590.75
  5. Step 5: Solve for x
    x = 32,379,590.75/5,008.74
  6. Step 6: Final answer
    x = 6,464.62

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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.