Home / 3,000.87-4,501.50-1,152.18

Finding the Fourth Proportional to 3,000.87, 4,501.50 and 1,152.18

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Solution

The fourth proportional to 3,000.87, 4,501.50 and 1,152.18 is: 1,728.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.87 : 4,501.50 = 1,152.18 : x
  2. Step 2: Convert to fraction form
    3,000.87/4,501.50 = 1,152.18/x
  3. Step 3: Cross multiply
    3,000.87x = 4,501.50 × 1,152.18
  4. Step 4: Simplify right side
    3,000.87x = 5,186,538.27
  5. Step 5: Solve for x
    x = 5,186,538.27/3,000.87
  6. Step 6: Final answer
    x = 1,728.34

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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.