Home / 3,305.79-4,957.67-1,113.93

Finding the Fourth Proportional to 3,305.79, 4,957.67 and 1,113.93

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Solution

The fourth proportional to 3,305.79, 4,957.67 and 1,113.93 is: 1,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,305.79 : 4,957.67 = 1,113.93 : x
  2. Step 2: Convert to fraction form
    3,305.79/4,957.67 = 1,113.93/x
  3. Step 3: Cross multiply
    3,305.79x = 4,957.67 × 1,113.93
  4. Step 4: Simplify right side
    3,305.79x = 5,522,500.13
  5. Step 5: Solve for x
    x = 5,522,500.13/3,305.79
  6. Step 6: Final answer
    x = 1,670.55

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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.