Home / 2,957.79-4,436.47-1,009.95

Finding the Fourth Proportional to 2,957.79, 4,436.47 and 1,009.95

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Solution

The fourth proportional to 2,957.79, 4,436.47 and 1,009.95 is: 1,514.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.79 : 4,436.47 = 1,009.95 : x
  2. Step 2: Convert to fraction form
    2,957.79/4,436.47 = 1,009.95/x
  3. Step 3: Cross multiply
    2,957.79x = 4,436.47 × 1,009.95
  4. Step 4: Simplify right side
    2,957.79x = 4,480,612.88
  5. Step 5: Solve for x
    x = 4,480,612.88/2,957.79
  6. Step 6: Final answer
    x = 1,514.85

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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.