Home / 4,677.24-6,981.59-4,123.62

Finding the Fourth Proportional to 4,677.24, 6,981.59 and 4,123.62

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Solution

The fourth proportional to 4,677.24, 6,981.59 and 4,123.62 is: 6,155.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.24 : 6,981.59 = 4,123.62 : x
  2. Step 2: Convert to fraction form
    4,677.24/6,981.59 = 4,123.62/x
  3. Step 3: Cross multiply
    4,677.24x = 6,981.59 × 4,123.62
  4. Step 4: Simplify right side
    4,677.24x = 28,789,403.54
  5. Step 5: Solve for x
    x = 28,789,403.54/4,677.24
  6. Step 6: Final answer
    x = 6,155.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.