Home / 3,000.07-4,500.33-1,440.42

Finding the Fourth Proportional to 3,000.07, 4,500.33 and 1,440.42

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Solution

The fourth proportional to 3,000.07, 4,500.33 and 1,440.42 is: 2,160.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.07 : 4,500.33 = 1,440.42 : x
  2. Step 2: Convert to fraction form
    3,000.07/4,500.33 = 1,440.42/x
  3. Step 3: Cross multiply
    3,000.07x = 4,500.33 × 1,440.42
  4. Step 4: Simplify right side
    3,000.07x = 6,482,365.34
  5. Step 5: Solve for x
    x = 6,482,365.34/3,000.07
  6. Step 6: Final answer
    x = 2,160.74

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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.