Home / 1,722.04-2,583.60-1,567.60

Finding the Fourth Proportional to 1,722.04, 2,583.60 and 1,567.60

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Solution

The fourth proportional to 1,722.04, 2,583.60 and 1,567.60 is: 2,351.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722.04 : 2,583.60 = 1,567.60 : x
  2. Step 2: Convert to fraction form
    1,722.04/2,583.60 = 1,567.60/x
  3. Step 3: Cross multiply
    1,722.04x = 2,583.60 × 1,567.60
  4. Step 4: Simplify right side
    1,722.04x = 4,050,051.36
  5. Step 5: Solve for x
    x = 4,050,051.36/1,722.04
  6. Step 6: Final answer
    x = 2,351.89

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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.