Home / 3,107.10-4,652.67-1,718.88

Finding the Fourth Proportional to 3,107.10, 4,652.67 and 1,718.88

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Solution

The fourth proportional to 3,107.10, 4,652.67 and 1,718.88 is: 2,573.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.10 : 4,652.67 = 1,718.88 : x
  2. Step 2: Convert to fraction form
    3,107.10/4,652.67 = 1,718.88/x
  3. Step 3: Cross multiply
    3,107.10x = 4,652.67 × 1,718.88
  4. Step 4: Simplify right side
    3,107.10x = 7,997,381.41
  5. Step 5: Solve for x
    x = 7,997,381.41/3,107.10
  6. Step 6: Final answer
    x = 2,573.91

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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.