Home / 4,510.60-6,768.31-1,879.92

Finding the Fourth Proportional to 4,510.60, 6,768.31 and 1,879.92

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Solution

The fourth proportional to 4,510.60, 6,768.31 and 1,879.92 is: 2,820.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.60 : 6,768.31 = 1,879.92 : x
  2. Step 2: Convert to fraction form
    4,510.60/6,768.31 = 1,879.92/x
  3. Step 3: Cross multiply
    4,510.60x = 6,768.31 × 1,879.92
  4. Step 4: Simplify right side
    4,510.60x = 12,723,881.34
  5. Step 5: Solve for x
    x = 12,723,881.34/4,510.60
  6. Step 6: Final answer
    x = 2,820.89

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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.