Home / 1,610.49-2,219.76-1,295.13

Finding the Fourth Proportional to 1,610.49, 2,219.76 and 1,295.13

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Solution

The fourth proportional to 1,610.49, 2,219.76 and 1,295.13 is: 1,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.49 : 2,219.76 = 1,295.13 : x
  2. Step 2: Convert to fraction form
    1,610.49/2,219.76 = 1,295.13/x
  3. Step 3: Cross multiply
    1,610.49x = 2,219.76 × 1,295.13
  4. Step 4: Simplify right side
    1,610.49x = 2,874,877.77
  5. Step 5: Solve for x
    x = 2,874,877.77/1,610.49
  6. Step 6: Final answer
    x = 1,785.10

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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.