Home / 10,351.79-15,527.50-2,560.60

Finding the Fourth Proportional to 10,351.79, 15,527.50 and 2,560.60

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Solution

The fourth proportional to 10,351.79, 15,527.50 and 2,560.60 is: 3,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,351.79 : 15,527.50 = 2,560.60 : x
  2. Step 2: Convert to fraction form
    10,351.79/15,527.50 = 2,560.60/x
  3. Step 3: Cross multiply
    10,351.79x = 15,527.50 × 2,560.60
  4. Step 4: Simplify right side
    10,351.79x = 39,759,626.06
  5. Step 5: Solve for x
    x = 39,759,626.06/10,351.79
  6. Step 6: Final answer
    x = 3,840.85

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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.