Home / 2,702.12-4,051.02-1,058.36

Finding the Fourth Proportional to 2,702.12, 4,051.02 and 1,058.36

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Solution

The fourth proportional to 2,702.12, 4,051.02 and 1,058.36 is: 1,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.12 : 4,051.02 = 1,058.36 : x
  2. Step 2: Convert to fraction form
    2,702.12/4,051.02 = 1,058.36/x
  3. Step 3: Cross multiply
    2,702.12x = 4,051.02 × 1,058.36
  4. Step 4: Simplify right side
    2,702.12x = 4,287,437.53
  5. Step 5: Solve for x
    x = 4,287,437.53/2,702.12
  6. Step 6: Final answer
    x = 1,586.69

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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.