Home / 1,518.23-2,094.65-1,237.98

Finding the Fourth Proportional to 1,518.23, 2,094.65 and 1,237.98

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Solution

The fourth proportional to 1,518.23, 2,094.65 and 1,237.98 is: 1,708.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.23 : 2,094.65 = 1,237.98 : x
  2. Step 2: Convert to fraction form
    1,518.23/2,094.65 = 1,237.98/x
  3. Step 3: Cross multiply
    1,518.23x = 2,094.65 × 1,237.98
  4. Step 4: Simplify right side
    1,518.23x = 2,593,134.81
  5. Step 5: Solve for x
    x = 2,593,134.81/1,518.23
  6. Step 6: Final answer
    x = 1,708.00

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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.