Home / 5,813.20-8,707.60-4,574.76

Finding the Fourth Proportional to 5,813.20, 8,707.60 and 4,574.76

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Solution

The fourth proportional to 5,813.20, 8,707.60 and 4,574.76 is: 6,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,813.20 : 8,707.60 = 4,574.76 : x
  2. Step 2: Convert to fraction form
    5,813.20/8,707.60 = 4,574.76/x
  3. Step 3: Cross multiply
    5,813.20x = 8,707.60 × 4,574.76
  4. Step 4: Simplify right side
    5,813.20x = 39,835,180.18
  5. Step 5: Solve for x
    x = 39,835,180.18/5,813.20
  6. Step 6: Final answer
    x = 6,852.54

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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.