Home / 1,458.24-2,013.32-1,126.08

Finding the Fourth Proportional to 1,458.24, 2,013.32 and 1,126.08

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Solution

The fourth proportional to 1,458.24, 2,013.32 and 1,126.08 is: 1,554.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.24 : 2,013.32 = 1,126.08 : x
  2. Step 2: Convert to fraction form
    1,458.24/2,013.32 = 1,126.08/x
  3. Step 3: Cross multiply
    1,458.24x = 2,013.32 × 1,126.08
  4. Step 4: Simplify right side
    1,458.24x = 2,267,159.39
  5. Step 5: Solve for x
    x = 2,267,159.39/1,458.24
  6. Step 6: Final answer
    x = 1,554.72

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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.