Home / 1,569.77-2,348.10-1,394.19

Finding the Fourth Proportional to 1,569.77, 2,348.10 and 1,394.19

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Solution

The fourth proportional to 1,569.77, 2,348.10 and 1,394.19 is: 2,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.77 : 2,348.10 = 1,394.19 : x
  2. Step 2: Convert to fraction form
    1,569.77/2,348.10 = 1,394.19/x
  3. Step 3: Cross multiply
    1,569.77x = 2,348.10 × 1,394.19
  4. Step 4: Simplify right side
    1,569.77x = 3,273,697.54
  5. Step 5: Solve for x
    x = 3,273,697.54/1,569.77
  6. Step 6: Final answer
    x = 2,085.47

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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.