Home / 5,706.60-8,559.36-1,810.68

Finding the Fourth Proportional to 5,706.60, 8,559.36 and 1,810.68

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Solution

The fourth proportional to 5,706.60, 8,559.36 and 1,810.68 is: 2,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,706.60 : 8,559.36 = 1,810.68 : x
  2. Step 2: Convert to fraction form
    5,706.60/8,559.36 = 1,810.68/x
  3. Step 3: Cross multiply
    5,706.60x = 8,559.36 × 1,810.68
  4. Step 4: Simplify right side
    5,706.60x = 15,498,261.96
  5. Step 5: Solve for x
    x = 15,498,261.96/5,706.60
  6. Step 6: Final answer
    x = 2,715.85

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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.