Home / 2,702.48-4,053.64-1,058.56

Finding the Fourth Proportional to 2,702.48, 4,053.64 and 1,058.56

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Solution

The fourth proportional to 2,702.48, 4,053.64 and 1,058.56 is: 1,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.48 : 4,053.64 = 1,058.56 : x
  2. Step 2: Convert to fraction form
    2,702.48/4,053.64 = 1,058.56/x
  3. Step 3: Cross multiply
    2,702.48x = 4,053.64 × 1,058.56
  4. Step 4: Simplify right side
    2,702.48x = 4,291,021.16
  5. Step 5: Solve for x
    x = 4,291,021.16/2,702.48
  6. Step 6: Final answer
    x = 1,587.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.