Home / 4,678.75-6,456.72-2,582.92

Finding the Fourth Proportional to 4,678.75, 6,456.72 and 2,582.92

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Solution

The fourth proportional to 4,678.75, 6,456.72 and 2,582.92 is: 3,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.75 : 6,456.72 = 2,582.92 : x
  2. Step 2: Convert to fraction form
    4,678.75/6,456.72 = 2,582.92/x
  3. Step 3: Cross multiply
    4,678.75x = 6,456.72 × 2,582.92
  4. Step 4: Simplify right side
    4,678.75x = 16,677,191.22
  5. Step 5: Solve for x
    x = 16,677,191.22/4,678.75
  6. Step 6: Final answer
    x = 3,564.45

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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.