Home / 2,043.60-3,065.40-1,715.55

Finding the Fourth Proportional to 2,043.60, 3,065.40 and 1,715.55

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Solution

The fourth proportional to 2,043.60, 3,065.40 and 1,715.55 is: 2,573.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,043.60 : 3,065.40 = 1,715.55 : x
  2. Step 2: Convert to fraction form
    2,043.60/3,065.40 = 1,715.55/x
  3. Step 3: Cross multiply
    2,043.60x = 3,065.40 × 1,715.55
  4. Step 4: Simplify right side
    2,043.60x = 5,258,846.97
  5. Step 5: Solve for x
    x = 5,258,846.97/2,043.60
  6. Step 6: Final answer
    x = 2,573.33

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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.