Home / 1,458.63-2,177.37-1,254.51

Finding the Fourth Proportional to 1,458.63, 2,177.37 and 1,254.51

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Solution

The fourth proportional to 1,458.63, 2,177.37 and 1,254.51 is: 1,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.63 : 2,177.37 = 1,254.51 : x
  2. Step 2: Convert to fraction form
    1,458.63/2,177.37 = 1,254.51/x
  3. Step 3: Cross multiply
    1,458.63x = 2,177.37 × 1,254.51
  4. Step 4: Simplify right side
    1,458.63x = 2,731,532.44
  5. Step 5: Solve for x
    x = 2,731,532.44/1,458.63
  6. Step 6: Final answer
    x = 1,872.67

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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.