Home / 7,685.24-11,520.98-3,004.16

Finding the Fourth Proportional to 7,685.24, 11,520.98 and 3,004.16

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Solution

The fourth proportional to 7,685.24, 11,520.98 and 3,004.16 is: 4,503.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,685.24 : 11,520.98 = 3,004.16 : x
  2. Step 2: Convert to fraction form
    7,685.24/11,520.98 = 3,004.16/x
  3. Step 3: Cross multiply
    7,685.24x = 11,520.98 × 3,004.16
  4. Step 4: Simplify right side
    7,685.24x = 34,610,867.28
  5. Step 5: Solve for x
    x = 34,610,867.28/7,685.24
  6. Step 6: Final answer
    x = 4,503.55

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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.