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Finding the Fourth Proportional to 2,536.79, 3,503.18 and 2,398.73

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Solution

The fourth proportional to 2,536.79, 3,503.18 and 2,398.73 is: 3,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,536.79 : 3,503.18 = 2,398.73 : x
  2. Step 2: Convert to fraction form
    2,536.79/3,503.18 = 2,398.73/x
  3. Step 3: Cross multiply
    2,536.79x = 3,503.18 × 2,398.73
  4. Step 4: Simplify right side
    2,536.79x = 8,403,153.45
  5. Step 5: Solve for x
    x = 8,403,153.45/2,536.79
  6. Step 6: Final answer
    x = 3,312.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.