Home / 5,689.56-8,535.60-2,405.46

Finding the Fourth Proportional to 5,689.56, 8,535.60 and 2,405.46

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Solution

The fourth proportional to 5,689.56, 8,535.60 and 2,405.46 is: 3,608.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,689.56 : 8,535.60 = 2,405.46 : x
  2. Step 2: Convert to fraction form
    5,689.56/8,535.60 = 2,405.46/x
  3. Step 3: Cross multiply
    5,689.56x = 8,535.60 × 2,405.46
  4. Step 4: Simplify right side
    5,689.56x = 20,532,044.38
  5. Step 5: Solve for x
    x = 20,532,044.38/5,689.56
  6. Step 6: Final answer
    x = 3,608.72

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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.