Home / 1,562.07-2,339.87-1,214.18

Finding the Fourth Proportional to 1,562.07, 2,339.87 and 1,214.18

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Solution

The fourth proportional to 1,562.07, 2,339.87 and 1,214.18 is: 1,818.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,562.07 : 2,339.87 = 1,214.18 : x
  2. Step 2: Convert to fraction form
    1,562.07/2,339.87 = 1,214.18/x
  3. Step 3: Cross multiply
    1,562.07x = 2,339.87 × 1,214.18
  4. Step 4: Simplify right side
    1,562.07x = 2,841,005.59
  5. Step 5: Solve for x
    x = 2,841,005.59/1,562.07
  6. Step 6: Final answer
    x = 1,818.74

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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.