Home / 7,249.50-10,853.60-4,776.77

Finding the Fourth Proportional to 7,249.50, 10,853.60 and 4,776.77

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Solution

The fourth proportional to 7,249.50, 10,853.60 and 4,776.77 is: 7,151.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249.50 : 10,853.60 = 4,776.77 : x
  2. Step 2: Convert to fraction form
    7,249.50/10,853.60 = 4,776.77/x
  3. Step 3: Cross multiply
    7,249.50x = 10,853.60 × 4,776.77
  4. Step 4: Simplify right side
    7,249.50x = 51,845,154.12
  5. Step 5: Solve for x
    x = 51,845,154.12/7,249.50
  6. Step 6: Final answer
    x = 7,151.55

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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.