Home / 4,756.13-7,133.34-1,292.57

Finding the Fourth Proportional to 4,756.13, 7,133.34 and 1,292.57

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Solution

The fourth proportional to 4,756.13, 7,133.34 and 1,292.57 is: 1,938.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,756.13 : 7,133.34 = 1,292.57 : x
  2. Step 2: Convert to fraction form
    4,756.13/7,133.34 = 1,292.57/x
  3. Step 3: Cross multiply
    4,756.13x = 7,133.34 × 1,292.57
  4. Step 4: Simplify right side
    4,756.13x = 9,220,305.62
  5. Step 5: Solve for x
    x = 9,220,305.62/4,756.13
  6. Step 6: Final answer
    x = 1,938.62

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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.