Home / 4,358.89-6,539.60-1,585.50

Finding the Fourth Proportional to 4,358.89, 6,539.60 and 1,585.50

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Solution

The fourth proportional to 4,358.89, 6,539.60 and 1,585.50 is: 2,378.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,358.89 : 6,539.60 = 1,585.50 : x
  2. Step 2: Convert to fraction form
    4,358.89/6,539.60 = 1,585.50/x
  3. Step 3: Cross multiply
    4,358.89x = 6,539.60 × 1,585.50
  4. Step 4: Simplify right side
    4,358.89x = 10,368,535.80
  5. Step 5: Solve for x
    x = 10,368,535.80/4,358.89
  6. Step 6: Final answer
    x = 2,378.71

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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.