Home / 10,753.83-16,130.34-4,910.40

Finding the Fourth Proportional to 10,753.83, 16,130.34 and 4,910.40

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Solution

The fourth proportional to 10,753.83, 16,130.34 and 4,910.40 is: 7,365.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.83 : 16,130.34 = 4,910.40 : x
  2. Step 2: Convert to fraction form
    10,753.83/16,130.34 = 4,910.40/x
  3. Step 3: Cross multiply
    10,753.83x = 16,130.34 × 4,910.40
  4. Step 4: Simplify right side
    10,753.83x = 79,206,421.54
  5. Step 5: Solve for x
    x = 79,206,421.54/10,753.83
  6. Step 6: Final answer
    x = 7,365.42

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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.