Home / 4,403.63-6,605.82-1,440.92

Finding the Fourth Proportional to 4,403.63, 6,605.82 and 1,440.92

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Solution

The fourth proportional to 4,403.63, 6,605.82 and 1,440.92 is: 2,161.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.63 : 6,605.82 = 1,440.92 : x
  2. Step 2: Convert to fraction form
    4,403.63/6,605.82 = 1,440.92/x
  3. Step 3: Cross multiply
    4,403.63x = 6,605.82 × 1,440.92
  4. Step 4: Simplify right side
    4,403.63x = 9,518,474.67
  5. Step 5: Solve for x
    x = 9,518,474.67/4,403.63
  6. Step 6: Final answer
    x = 2,161.51

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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.