Home / 6,142.70-9,204.60-4,575.35

Finding the Fourth Proportional to 6,142.70, 9,204.60 and 4,575.35

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Solution

The fourth proportional to 6,142.70, 9,204.60 and 4,575.35 is: 6,855.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.70 : 9,204.60 = 4,575.35 : x
  2. Step 2: Convert to fraction form
    6,142.70/9,204.60 = 4,575.35/x
  3. Step 3: Cross multiply
    6,142.70x = 9,204.60 × 4,575.35
  4. Step 4: Simplify right side
    6,142.70x = 42,114,266.61
  5. Step 5: Solve for x
    x = 42,114,266.61/6,142.70
  6. Step 6: Final answer
    x = 6,855.99

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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.