Home / 1,416.98-2,125.47-1,234.51

Finding the Fourth Proportional to 1,416.98, 2,125.47 and 1,234.51

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Solution

The fourth proportional to 1,416.98, 2,125.47 and 1,234.51 is: 1,851.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416.98 : 2,125.47 = 1,234.51 : x
  2. Step 2: Convert to fraction form
    1,416.98/2,125.47 = 1,234.51/x
  3. Step 3: Cross multiply
    1,416.98x = 2,125.47 × 1,234.51
  4. Step 4: Simplify right side
    1,416.98x = 2,623,903.34
  5. Step 5: Solve for x
    x = 2,623,903.34/1,416.98
  6. Step 6: Final answer
    x = 1,851.76

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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.