Home / 1,459.23-2,014.25-1,239.45

Finding the Fourth Proportional to 1,459.23, 2,014.25 and 1,239.45

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Solution

The fourth proportional to 1,459.23, 2,014.25 and 1,239.45 is: 1,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459.23 : 2,014.25 = 1,239.45 : x
  2. Step 2: Convert to fraction form
    1,459.23/2,014.25 = 1,239.45/x
  3. Step 3: Cross multiply
    1,459.23x = 2,014.25 × 1,239.45
  4. Step 4: Simplify right side
    1,459.23x = 2,496,555.97
  5. Step 5: Solve for x
    x = 2,496,555.97/1,459.23
  6. Step 6: Final answer
    x = 1,710.87

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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.