Home / 4,409.85-6,615.77-1,488.07

Finding the Fourth Proportional to 4,409.85, 6,615.77 and 1,488.07

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Solution

The fourth proportional to 4,409.85, 6,615.77 and 1,488.07 is: 2,232.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,409.85 : 6,615.77 = 1,488.07 : x
  2. Step 2: Convert to fraction form
    4,409.85/6,615.77 = 1,488.07/x
  3. Step 3: Cross multiply
    4,409.85x = 6,615.77 × 1,488.07
  4. Step 4: Simplify right side
    4,409.85x = 9,844,728.86
  5. Step 5: Solve for x
    x = 9,844,728.86/4,409.85
  6. Step 6: Final answer
    x = 2,232.44

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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.