Home / 2,114.48-3,172.55-1,530.23

Finding the Fourth Proportional to 2,114.48, 3,172.55 and 1,530.23

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Solution

The fourth proportional to 2,114.48, 3,172.55 and 1,530.23 is: 2,295.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114.48 : 3,172.55 = 1,530.23 : x
  2. Step 2: Convert to fraction form
    2,114.48/3,172.55 = 1,530.23/x
  3. Step 3: Cross multiply
    2,114.48x = 3,172.55 × 1,530.23
  4. Step 4: Simplify right side
    2,114.48x = 4,854,707.67
  5. Step 5: Solve for x
    x = 4,854,707.67/2,114.48
  6. Step 6: Final answer
    x = 2,295.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.