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Finding the Fourth Proportional to 2,890.44, 4,337.01 and 1,503.05

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Solution

The fourth proportional to 2,890.44, 4,337.01 and 1,503.05 is: 2,255.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,890.44 : 4,337.01 = 1,503.05 : x
  2. Step 2: Convert to fraction form
    2,890.44/4,337.01 = 1,503.05/x
  3. Step 3: Cross multiply
    2,890.44x = 4,337.01 × 1,503.05
  4. Step 4: Simplify right side
    2,890.44x = 6,518,721.20
  5. Step 5: Solve for x
    x = 6,518,721.20/2,890.44
  6. Step 6: Final answer
    x = 2,255.27

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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.