Home / 4,534.83-6,803.78-1,415.54

Finding the Fourth Proportional to 4,534.83, 6,803.78 and 1,415.54

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Solution

The fourth proportional to 4,534.83, 6,803.78 and 1,415.54 is: 2,123.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,534.83 : 6,803.78 = 1,415.54 : x
  2. Step 2: Convert to fraction form
    4,534.83/6,803.78 = 1,415.54/x
  3. Step 3: Cross multiply
    4,534.83x = 6,803.78 × 1,415.54
  4. Step 4: Simplify right side
    4,534.83x = 9,630,981.64
  5. Step 5: Solve for x
    x = 9,630,981.64/4,534.83
  6. Step 6: Final answer
    x = 2,123.78

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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.