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Finding the Fourth Proportional to 1,746.01, 2,620.59 and 1,560.64

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Solution

The fourth proportional to 1,746.01, 2,620.59 and 1,560.64 is: 2,342.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,746.01 : 2,620.59 = 1,560.64 : x
  2. Step 2: Convert to fraction form
    1,746.01/2,620.59 = 1,560.64/x
  3. Step 3: Cross multiply
    1,746.01x = 2,620.59 × 1,560.64
  4. Step 4: Simplify right side
    1,746.01x = 4,089,797.58
  5. Step 5: Solve for x
    x = 4,089,797.58/1,746.01
  6. Step 6: Final answer
    x = 2,342.37

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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.