Home / 1,926.98-2,656.76-1,572.54

Finding the Fourth Proportional to 1,926.98, 2,656.76 and 1,572.54

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Solution

The fourth proportional to 1,926.98, 2,656.76 and 1,572.54 is: 2,168.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.98 : 2,656.76 = 1,572.54 : x
  2. Step 2: Convert to fraction form
    1,926.98/2,656.76 = 1,572.54/x
  3. Step 3: Cross multiply
    1,926.98x = 2,656.76 × 1,572.54
  4. Step 4: Simplify right side
    1,926.98x = 4,177,853.51
  5. Step 5: Solve for x
    x = 4,177,853.51/1,926.98
  6. Step 6: Final answer
    x = 2,168.08

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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.