Home / 4,677.85-6,456.18-3,556.99

Finding the Fourth Proportional to 4,677.85, 6,456.18 and 3,556.99

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Solution

The fourth proportional to 4,677.85, 6,456.18 and 3,556.99 is: 4,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.85 : 6,456.18 = 3,556.99 : x
  2. Step 2: Convert to fraction form
    4,677.85/6,456.18 = 3,556.99/x
  3. Step 3: Cross multiply
    4,677.85x = 6,456.18 × 3,556.99
  4. Step 4: Simplify right side
    4,677.85x = 22,964,567.70
  5. Step 5: Solve for x
    x = 22,964,567.70/4,677.85
  6. Step 6: Final answer
    x = 4,909.21

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1.5x scale

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.