Home / 5,820.48-8,730.11-1,660.23

Finding the Fourth Proportional to 5,820.48, 8,730.11 and 1,660.23

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Solution

The fourth proportional to 5,820.48, 8,730.11 and 1,660.23 is: 2,490.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,820.48 : 8,730.11 = 1,660.23 : x
  2. Step 2: Convert to fraction form
    5,820.48/8,730.11 = 1,660.23/x
  3. Step 3: Cross multiply
    5,820.48x = 8,730.11 × 1,660.23
  4. Step 4: Simplify right side
    5,820.48x = 14,493,994.68
  5. Step 5: Solve for x
    x = 14,493,994.68/5,820.48
  6. Step 6: Final answer
    x = 2,490.17

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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.