Home / 5,358.80-8,038.96-1,847.86

Finding the Fourth Proportional to 5,358.80, 8,038.96 and 1,847.86

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Solution

The fourth proportional to 5,358.80, 8,038.96 and 1,847.86 is: 2,772.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358.80 : 8,038.96 = 1,847.86 : x
  2. Step 2: Convert to fraction form
    5,358.80/8,038.96 = 1,847.86/x
  3. Step 3: Cross multiply
    5,358.80x = 8,038.96 × 1,847.86
  4. Step 4: Simplify right side
    5,358.80x = 14,854,872.63
  5. Step 5: Solve for x
    x = 14,854,872.63/5,358.80
  6. Step 6: Final answer
    x = 2,772.05

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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.