Home / 7,337.72-10,128.36-4,692.26

Finding the Fourth Proportional to 7,337.72, 10,128.36 and 4,692.26

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Solution

The fourth proportional to 7,337.72, 10,128.36 and 4,692.26 is: 6,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.72 : 10,128.36 = 4,692.26 : x
  2. Step 2: Convert to fraction form
    7,337.72/10,128.36 = 4,692.26/x
  3. Step 3: Cross multiply
    7,337.72x = 10,128.36 × 4,692.26
  4. Step 4: Simplify right side
    7,337.72x = 47,524,898.49
  5. Step 5: Solve for x
    x = 47,524,898.49/7,337.72
  6. Step 6: Final answer
    x = 6,476.79

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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.