Home / 3,124.48-4,689.06-2,933.32

Finding the Fourth Proportional to 3,124.48, 4,689.06 and 2,933.32

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Solution

The fourth proportional to 3,124.48, 4,689.06 and 2,933.32 is: 4,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124.48 : 4,689.06 = 2,933.32 : x
  2. Step 2: Convert to fraction form
    3,124.48/4,689.06 = 2,933.32/x
  3. Step 3: Cross multiply
    3,124.48x = 4,689.06 × 2,933.32
  4. Step 4: Simplify right side
    3,124.48x = 13,754,513.48
  5. Step 5: Solve for x
    x = 13,754,513.48/3,124.48
  6. Step 6: Final answer
    x = 4,402.18

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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.