Home / 4,867.20-7,300.80-2,403.72

Finding the Fourth Proportional to 4,867.20, 7,300.80 and 2,403.72

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Solution

The fourth proportional to 4,867.20, 7,300.80 and 2,403.72 is: 3,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,867.20 : 7,300.80 = 2,403.72 : x
  2. Step 2: Convert to fraction form
    4,867.20/7,300.80 = 2,403.72/x
  3. Step 3: Cross multiply
    4,867.20x = 7,300.80 × 2,403.72
  4. Step 4: Simplify right side
    4,867.20x = 17,549,078.98
  5. Step 5: Solve for x
    x = 17,549,078.98/4,867.20
  6. Step 6: Final answer
    x = 3,605.58

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1.5x scale

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.