Home / 4,720.79-7,076.33-2,528.93

Finding the Fourth Proportional to 4,720.79, 7,076.33 and 2,528.93

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Solution

The fourth proportional to 4,720.79, 7,076.33 and 2,528.93 is: 3,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720.79 : 7,076.33 = 2,528.93 : x
  2. Step 2: Convert to fraction form
    4,720.79/7,076.33 = 2,528.93/x
  3. Step 3: Cross multiply
    4,720.79x = 7,076.33 × 2,528.93
  4. Step 4: Simplify right side
    4,720.79x = 17,895,557.76
  5. Step 5: Solve for x
    x = 17,895,557.76/4,720.79
  6. Step 6: Final answer
    x = 3,790.80

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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.