Home / 4,769.20-7,154.00-1,259.35

Finding the Fourth Proportional to 4,769.20, 7,154.00 and 1,259.35

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Solution

The fourth proportional to 4,769.20, 7,154.00 and 1,259.35 is: 1,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.20 : 7,154.00 = 1,259.35 : x
  2. Step 2: Convert to fraction form
    4,769.20/7,154.00 = 1,259.35/x
  3. Step 3: Cross multiply
    4,769.20x = 7,154.00 × 1,259.35
  4. Step 4: Simplify right side
    4,769.20x = 9,009,366.90
  5. Step 5: Solve for x
    x = 9,009,366.90/4,769.20
  6. Step 6: Final answer
    x = 1,889.07

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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.