Home / 4,888.46-7,331.18-1,768.10

Finding the Fourth Proportional to 4,888.46, 7,331.18 and 1,768.10

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Solution

The fourth proportional to 4,888.46, 7,331.18 and 1,768.10 is: 2,651.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.46 : 7,331.18 = 1,768.10 : x
  2. Step 2: Convert to fraction form
    4,888.46/7,331.18 = 1,768.10/x
  3. Step 3: Cross multiply
    4,888.46x = 7,331.18 × 1,768.10
  4. Step 4: Simplify right side
    4,888.46x = 12,962,213.86
  5. Step 5: Solve for x
    x = 12,962,213.86/4,888.46
  6. Step 6: Final answer
    x = 2,651.60

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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.