Home / 2,521.14-3,478.95-1,473

Finding the Fourth Proportional to 2,521.14, 3,478.95 and 1,473

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Solution

The fourth proportional to 2,521.14, 3,478.95 and 1,473 is: 2,032.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.14 : 3,478.95 = 1,473 : x
  2. Step 2: Convert to fraction form
    2,521.14/3,478.95 = 1,473/x
  3. Step 3: Cross multiply
    2,521.14x = 3,478.95 × 1,473
  4. Step 4: Simplify right side
    2,521.14x = 5,124,493.35
  5. Step 5: Solve for x
    x = 5,124,493.35/2,521.14
  6. Step 6: Final answer
    x = 2,032.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.