Home / 2,506.64-3,458.76-1,574.48

Finding the Fourth Proportional to 2,506.64, 3,458.76 and 1,574.48

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Solution

The fourth proportional to 2,506.64, 3,458.76 and 1,574.48 is: 2,172.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,506.64 : 3,458.76 = 1,574.48 : x
  2. Step 2: Convert to fraction form
    2,506.64/3,458.76 = 1,574.48/x
  3. Step 3: Cross multiply
    2,506.64x = 3,458.76 × 1,574.48
  4. Step 4: Simplify right side
    2,506.64x = 5,445,748.44
  5. Step 5: Solve for x
    x = 5,445,748.44/2,506.64
  6. Step 6: Final answer
    x = 2,172.53

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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.