Home / 7,724.04-11,586.47-2,176.95

Finding the Fourth Proportional to 7,724.04, 11,586.47 and 2,176.95

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Solution

The fourth proportional to 7,724.04, 11,586.47 and 2,176.95 is: 3,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,724.04 : 11,586.47 = 2,176.95 : x
  2. Step 2: Convert to fraction form
    7,724.04/11,586.47 = 2,176.95/x
  3. Step 3: Cross multiply
    7,724.04x = 11,586.47 × 2,176.95
  4. Step 4: Simplify right side
    7,724.04x = 25,223,165.87
  5. Step 5: Solve for x
    x = 25,223,165.87/7,724.04
  6. Step 6: Final answer
    x = 3,265.54

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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.