Home / 2,459.05-3,688.50-610.18

Finding the Fourth Proportional to 2,459.05, 3,688.50 and 610.18

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Solution

The fourth proportional to 2,459.05, 3,688.50 and 610.18 is: 915.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,459.05 : 3,688.50 = 610.18 : x
  2. Step 2: Convert to fraction form
    2,459.05/3,688.50 = 610.18/x
  3. Step 3: Cross multiply
    2,459.05x = 3,688.50 × 610.18
  4. Step 4: Simplify right side
    2,459.05x = 2,250,648.93
  5. Step 5: Solve for x
    x = 2,250,648.93/2,459.05
  6. Step 6: Final answer
    x = 915.25

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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.