Home / 1,569.12-2,339.96-1,375.02

Finding the Fourth Proportional to 1,569.12, 2,339.96 and 1,375.02

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Solution

The fourth proportional to 1,569.12, 2,339.96 and 1,375.02 is: 2,050.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569.12 : 2,339.96 = 1,375.02 : x
  2. Step 2: Convert to fraction form
    1,569.12/2,339.96 = 1,375.02/x
  3. Step 3: Cross multiply
    1,569.12x = 2,339.96 × 1,375.02
  4. Step 4: Simplify right side
    1,569.12x = 3,217,495.24
  5. Step 5: Solve for x
    x = 3,217,495.24/1,569.12
  6. Step 6: Final answer
    x = 2,050.51

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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.