Home / 2,543.23-3,813.64-1,652.32

Finding the Fourth Proportional to 2,543.23, 3,813.64 and 1,652.32

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Solution

The fourth proportional to 2,543.23, 3,813.64 and 1,652.32 is: 2,477.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.23 : 3,813.64 = 1,652.32 : x
  2. Step 2: Convert to fraction form
    2,543.23/3,813.64 = 1,652.32/x
  3. Step 3: Cross multiply
    2,543.23x = 3,813.64 × 1,652.32
  4. Step 4: Simplify right side
    2,543.23x = 6,301,353.64
  5. Step 5: Solve for x
    x = 6,301,353.64/2,543.23
  6. Step 6: Final answer
    x = 2,477.70

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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.