Home / 2,685.48-4,026.57-2,456.29

Finding the Fourth Proportional to 2,685.48, 4,026.57 and 2,456.29

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Solution

The fourth proportional to 2,685.48, 4,026.57 and 2,456.29 is: 3,682.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685.48 : 4,026.57 = 2,456.29 : x
  2. Step 2: Convert to fraction form
    2,685.48/4,026.57 = 2,456.29/x
  3. Step 3: Cross multiply
    2,685.48x = 4,026.57 × 2,456.29
  4. Step 4: Simplify right side
    2,685.48x = 9,890,423.63
  5. Step 5: Solve for x
    x = 9,890,423.63/2,685.48
  6. Step 6: Final answer
    x = 3,682.93

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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.