Home / 2,957.40-4,436.10-2,592.60

Finding the Fourth Proportional to 2,957.40, 4,436.10 and 2,592.60

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Solution

The fourth proportional to 2,957.40, 4,436.10 and 2,592.60 is: 3,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,957.40 : 4,436.10 = 2,592.60 : x
  2. Step 2: Convert to fraction form
    2,957.40/4,436.10 = 2,592.60/x
  3. Step 3: Cross multiply
    2,957.40x = 4,436.10 × 2,592.60
  4. Step 4: Simplify right side
    2,957.40x = 11,501,032.86
  5. Step 5: Solve for x
    x = 11,501,032.86/2,957.40
  6. Step 6: Final answer
    x = 3,888.90

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1.5x scale

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.