Home / 1,897.98-2,619.24-1,058.74

Finding the Fourth Proportional to 1,897.98, 2,619.24 and 1,058.74

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Solution

The fourth proportional to 1,897.98, 2,619.24 and 1,058.74 is: 1,461.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897.98 : 2,619.24 = 1,058.74 : x
  2. Step 2: Convert to fraction form
    1,897.98/2,619.24 = 1,058.74/x
  3. Step 3: Cross multiply
    1,897.98x = 2,619.24 × 1,058.74
  4. Step 4: Simplify right side
    1,897.98x = 2,773,094.16
  5. Step 5: Solve for x
    x = 2,773,094.16/1,897.98
  6. Step 6: Final answer
    x = 1,461.08

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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.