Home / 1,852.98-2,557.08-1,013.70

Finding the Fourth Proportional to 1,852.98, 2,557.08 and 1,013.70

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Solution

The fourth proportional to 1,852.98, 2,557.08 and 1,013.70 is: 1,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852.98 : 2,557.08 = 1,013.70 : x
  2. Step 2: Convert to fraction form
    1,852.98/2,557.08 = 1,013.70/x
  3. Step 3: Cross multiply
    1,852.98x = 2,557.08 × 1,013.70
  4. Step 4: Simplify right side
    1,852.98x = 2,592,112.00
  5. Step 5: Solve for x
    x = 2,592,112.00/1,852.98
  6. Step 6: Final answer
    x = 1,398.89

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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.