Home / 1,569.68-2,340.80-1,375.58

Finding the Fourth Proportional to 1,569.68, 2,340.80 and 1,375.58

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Solution

The fourth proportional to 1,569.68, 2,340.80 and 1,375.58 is: 2,051.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.68 : 2,340.80 = 1,375.58 : x
  2. Step 2: Convert to fraction form
    1,569.68/2,340.80 = 1,375.58/x
  3. Step 3: Cross multiply
    1,569.68x = 2,340.80 × 1,375.58
  4. Step 4: Simplify right side
    1,569.68x = 3,219,961.80
  5. Step 5: Solve for x
    x = 3,219,961.80/1,569.68
  6. Step 6: Final answer
    x = 2,051.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.