Home / 1,746.11-2,615.83-1,687.50

Finding the Fourth Proportional to 1,746.11, 2,615.83 and 1,687.50

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Solution

The fourth proportional to 1,746.11, 2,615.83 and 1,687.50 is: 2,528.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.11 : 2,615.83 = 1,687.50 : x
  2. Step 2: Convert to fraction form
    1,746.11/2,615.83 = 1,687.50/x
  3. Step 3: Cross multiply
    1,746.11x = 2,615.83 × 1,687.50
  4. Step 4: Simplify right side
    1,746.11x = 4,414,208.91
  5. Step 5: Solve for x
    x = 4,414,208.91/1,746.11
  6. Step 6: Final answer
    x = 2,528.02

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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.