Home / 5,141.04-7,094.84-3,125.81

Finding the Fourth Proportional to 5,141.04, 7,094.84 and 3,125.81

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Solution

The fourth proportional to 5,141.04, 7,094.84 and 3,125.81 is: 4,313.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,141.04 : 7,094.84 = 3,125.81 : x
  2. Step 2: Convert to fraction form
    5,141.04/7,094.84 = 3,125.81/x
  3. Step 3: Cross multiply
    5,141.04x = 7,094.84 × 3,125.81
  4. Step 4: Simplify right side
    5,141.04x = 22,177,101.60
  5. Step 5: Solve for x
    x = 22,177,101.60/5,141.04
  6. Step 6: Final answer
    x = 4,313.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.