Home / 5,580.19-8,361.38-2,947.58

Finding the Fourth Proportional to 5,580.19, 8,361.38 and 2,947.58

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Solution

The fourth proportional to 5,580.19, 8,361.38 and 2,947.58 is: 4,416.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.19 : 8,361.38 = 2,947.58 : x
  2. Step 2: Convert to fraction form
    5,580.19/8,361.38 = 2,947.58/x
  3. Step 3: Cross multiply
    5,580.19x = 8,361.38 × 2,947.58
  4. Step 4: Simplify right side
    5,580.19x = 24,645,836.46
  5. Step 5: Solve for x
    x = 24,645,836.46/5,580.19
  6. Step 6: Final answer
    x = 4,416.67

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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.