Home / 4,957.60-7,436.40-2,616.70

Finding the Fourth Proportional to 4,957.60, 7,436.40 and 2,616.70

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Solution

The fourth proportional to 4,957.60, 7,436.40 and 2,616.70 is: 3,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.60 : 7,436.40 = 2,616.70 : x
  2. Step 2: Convert to fraction form
    4,957.60/7,436.40 = 2,616.70/x
  3. Step 3: Cross multiply
    4,957.60x = 7,436.40 × 2,616.70
  4. Step 4: Simplify right side
    4,957.60x = 19,458,827.88
  5. Step 5: Solve for x
    x = 19,458,827.88/4,957.60
  6. Step 6: Final answer
    x = 3,925.05

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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.