Home / 5,705.57-8,558.60-1,959.93

Finding the Fourth Proportional to 5,705.57, 8,558.60 and 1,959.93

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Solution

The fourth proportional to 5,705.57, 8,558.60 and 1,959.93 is: 2,939.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,705.57 : 8,558.60 = 1,959.93 : x
  2. Step 2: Convert to fraction form
    5,705.57/8,558.60 = 1,959.93/x
  3. Step 3: Cross multiply
    5,705.57x = 8,558.60 × 1,959.93
  4. Step 4: Simplify right side
    5,705.57x = 16,774,263.64
  5. Step 5: Solve for x
    x = 16,774,263.64/5,705.57
  6. Step 6: Final answer
    x = 2,939.98

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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.