Home / 2,697.55-4,043.43-1,925.71

Finding the Fourth Proportional to 2,697.55, 4,043.43 and 1,925.71

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Solution

The fourth proportional to 2,697.55, 4,043.43 and 1,925.71 is: 2,886.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,697.55 : 4,043.43 = 1,925.71 : x
  2. Step 2: Convert to fraction form
    2,697.55/4,043.43 = 1,925.71/x
  3. Step 3: Cross multiply
    2,697.55x = 4,043.43 × 1,925.71
  4. Step 4: Simplify right side
    2,697.55x = 7,786,473.59
  5. Step 5: Solve for x
    x = 7,786,473.59/2,697.55
  6. Step 6: Final answer
    x = 2,886.50

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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.